i need some help
with math

I Need Some Helpwith Math

Answers

Answer 1

Answer:

n = 6

Step-by-step explanation:

5n = 30

Divide each side by 5

5n/5 = 30/5

n = 6

Answer 2

Answer:

n = 6

Step-by-step explanation:

5n = 30

Divide each side by 5

5n/5 = 30/5

n = 6


Related Questions

10) Which of the following best represents the
range of the graph below?
A) -2 y <3
B) y
ya
C) y2-3
D) All real numbers

Answers

B .....................

Answer please 1st and second

Answers

1/9 x 12 is 4/3 or 1.333 repeated
The correct answer is 1.333

Lincoln Cook has a check for $295.50 and a check for $6.25. He also has a $10.00 bill
He would like to receive $5.00 in cash and deposit the rest of the money in his say-
ings account. What is the total deposit?

Answers

Step-by-step explanation:

First, we need to add all the checks and money he has.

295.50

 10.00

   6.25

+________

  3   6  1  . 7 5

Total- $361.75

Now, we have to subtract 5 from this.

361.75

   5.00

-______

3 5 6 . 7 5

The total deposit is $356.75

Answer:

$306.75 is the right answer i just took the test.

Step-by-step explanation:

The parent function f(x) = x^2 is vertically stretched by a scale factor of 2, translated 14 units right, and 6 units up. Which equation below represents the new equation? 1. G(x) = 2(x-14)^2 + 6 2. G(x) = 1/2 (x-14)^2 = 6 3. G(x) = 2(x-14)^2 - 6 4. G(x) = 2(x+14)^2 + 6

Answers

Answer:

[tex](1)\; G(x)=2(x-14)^2+6[/tex]

Step-by-step explanation:

Assuming, right and up are positive directions.

The given parent function, [tex]f(x)=x^2[/tex]

Let [tex]f_1(x)[/tex] be the function when the parent function is stretched by a scale factor of 2.

So, [tex]f_1(x)=2f(x)[/tex]

[tex]\Rightarrow f_1(x)=2x^2[/tex]

Let [tex]f_2(x)[/tex] be the function when [tex]f_1(x)[/tex] is translated [tex]14[/tex] units right.

So, [tex]f_2(x)=f_1(x-14)[/tex]

[tex]\Rightarrow f_2(x)=2(x-14)^2[/tex]

Again, let [tex]f_3(x)[/tex] be the function when [tex]f_2(x)[/tex] is translated 4 units up.

So, [tex]f_3(x)=f_2(x)+6[/tex]

[tex]\Rightarrow f_3(x)=2(x-14)^2+6[/tex]

So, the resulting function, [tex]f_3(x)=G(x)=2(x-14)^2+6[/tex].

Hence, option (1) is correct.

1/3 kilograms 2/3 what is the unit rate

Answers

Idk I download this app so other ppl can help me

HELP BAD DAY
Write as an expression:twice the product of the squares of x and y
with the product of the cube of a and the square of b

Answers

Answer:

the square root of 2(x^3 * x^2)

Step-by-step explanation:

twice means 2 and product means either division or multiplication (multiplication in this scenario because twice means multiply).  cubed means to the third power

solve.
5-(x-6)=-7+3(-x+2)

Answers

Answer:

x=-6

Step-by-step explanation:

For this equation, when we remove the parenthesis, we get 5-x+6=-7+-3x+6.

Then we simplify both sides of the equation, so we get 11-x=-1-3x. When we separate the numbers and variables, we get -12=-2x. -12/2 = -6.

5-x+6=-7-3x+6
combine like terma
11-x=-1-3x
add 3x to both sides
11+2x=-1
subtract 11 from both sides
2x=-12
x=-6

What is the value of the expression (x – 2y) (x + 2y) when x= 4 and y=1/2

Answers

Answer:

15

Step-by-step explanation:

First you would plug in the 4 and 1/2 in the x and y's places, making the expression (4 - 2 (1/2))*(4 + 2 (1/2). Then you solve (below).

(4 - 2 (1/2))*(4 + 2 (1/2)

(4 - 1)*(4 + 1)

(3)*(5)

15

Hope this helped! If you have any questions, feel free to message me :)


The annual profit at a chain of stores is normally distributed with a mean of $61,000 and a standard
deviation of $23,000. The stores in the top 5% of annual profit were rewarded with a celebration. What
was the annual profit required to have a party?

Answers

Answer: $98,835.

Step-by-step explanation:

Given: Annual profit at a chain of stores is normally distributed with a mean ([tex]\mu[/tex]) of $61,000 and a standard  deviation([tex]\sigma[/tex]) of $23,000.

Let [tex]x[/tex] denoted the profit.

Let [tex]x_0[/tex] be the minimum profit required to have a party.

The stores in the top 5% (i.e. 0.05) of annual profit were rewarded with a celebration.

i.e. [tex]P(x>x_0)=0.05[/tex]

[tex]\Rightarrow\ P(\dfrac{x-\mu}{\sigma}>\dfrac{x_0-61000}{23000})=0.05\\\\\Rightarrow\ P(z>\dfrac{x_0-61000}{23000})=0.05\ \ \ [z=\dfrac{x-\mu}{\sigma}]\\\\\Rightarrow\ \dfrac{x_0-61000}{23000}=1.645\ \ [\text{critical z-value for p-value 0.05=1.645}]\\\\\Rightarrow\ x_0-61000 =1.645\times 23000\\\\\Rightarrow\ x_0-61000 =37835\\\\\Rightarrow\ x_0=37835+61000\\\\\Rightarrow\ x_0=98835[/tex]

Hence, the annual profit required to have a party was $98,835.

What strategy would be the best to solve this problem? Ann-Marie bought apples. She kept one-third for herself and gave the rest to 4 friends. Each friend got 2 apples. How many apples did Ann-Marie buy? A. guess, check and revise B. work backwards C. use a formula D. look for patterns

Answers

Answer:

D. Look for patterns

Step-by-step explanation:

To solve :

Assume number of apples bought = x

Fraction kept = 1/3 of x

Fraction shared = (x - x/3) = (3x - x) /3 = 2x/3

Number of people who shared (2x/3) = 4 with each getting 2

Total number shared = 4 * 2 = 8

Fraction shared = total shared

2x/3 = 8

Multiply both sides by 3

(2x/3) * 3 = 8 * 3

2x = 24

x = 12

Hence, Anne-Marie purchased 12 apples

how do you solve u = 3a/2 solving for a

Answers

Answer:

Step-by-step explanation:

a=2a/3. ✌️

The answer that I got is 2a/3

A car increases, then decreases, its speed. Which table could represent the speed of the car? A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 43, 41, 42, 43. A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 47, 49, 48, 47. A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 45, 45, 43, 41. A 2-column table with 5 rows. The first column is labeled time (minutes) with entries 5, 6, 7, 8, 9. The second column is labeled speed (miles per hour) with entries 45, 43, 41, 41, 41.

Answers

Answer:

The speed increases (45—>47—>49) then decreases (48—>47) over time.

Step-by-step explanation:

HOPE THIS HELPED ✨

Answer: The speed increases (45—>47—>49) then decreases (48—>47) over time.

PLEASE HELP ASAP! VERY DESPERATE
Michelle is making a poster for a class presentation. She plans to have four sections of information, each with a different background color. The diagram shows the lengths and widths of each section, where a is the length of the red section. Which expression for the area of the poster is written as the sum of the areas of each colored section? (answer choices are in the screenshot provided. thanks! <3)

Answers

Answer:

first option

Step-by-step explanation:

the area of a rectangle is

base*height

[tex]Purple=(3)\times(a)\\\\=3a\\\\\\Green=(\frac{1}{2})\times(3)\\\\=\frac{3}{2}\\\\\\Red=1\times a\\\\=a\\\\\\Yellow=\frac{1}{2}\times 1\\\\=\frac{1}{2}[/tex]

so the sum is

[tex]\Sigma A=3a+a+\frac{3}{2}+\frac{1}{2}[/tex]

which is the first option

The expression for the area of the poster is written as the sum of the areas of each colored section is 3a + a + 3 1/2 + 1/2

Area of a rectangle = length × width

Purple color:

Area = length × width

= 3 × a

= 3a

Red color:

Area = length × width

= 1 × a

= a

Green color:

Area = length × width

= 3 × 1/2

= 3 1/2

Yellow color:

Area = length × width

= 1 × 1/2

= 1/2

Sum of the areas = purple + red + green + yellow

= 3a + a + 3 1/2 + 1/2

Therefore, expression for the area of the poster is written as the sum of the areas of each colored section is 3a + a + 3 1/2 + 1/2

Read more:

https://brainly.com/question/17229451

solve the equation. 4.6g +9+1.6g +21 what is g

Answers

Answer:

= 6.2g+9

Step-by-step explanation:

6.2g + 30 I cant solve for g since you didn’t provide what it equals

Olly took a taxi 12 miles and paid $8.40. The cab driver charges $0.45 per mile after a flat fee. How much would it cost if Olly needed to take the taxi for 25 miles?​

Answers

Answer:

$14.25

Step-by-step explanation:

12 x 0.45 = 5.4

8.40-5.40=3

3 is the flat fee

3+(0.45 x 25) = 14.25

Answer:

$14.25

Step-by-step explanation:

8.40 = .45(12) + b

8.40 = 5.4 + b

b = 3

b = .45(25) + 3

b = 11.25 + 3

b = 14.25

Write the following number in scientific notation: 0.0008228


PLEASE HELP QUICK

Answers

Answer:

0.0008228 to standard form =

8.228 x 10^-4

determine if the given equations are functions or not function

Answers

x = 3, y² = -5x -12, x² + y² =81. are all not functions. the others are functions.

Step-by-step explanation:

I just did it

A function assigns the values. The correct options are C and E.

What is a Function?

A function assigns the value of each element of one set to the other specific element of another set.

An equation is said to be a function if for each different value of x(input) it should give a different output. Therefore, for different inputs of x, the value of the output y should be different and unique. Also, the values if the equation produces the same output for two values of x it also said to be a function.

A.)

x = 3, since for every value of x the value is 3, which is not possible. Hence, this is not a function.

B.)

x² + y² = 81

For the given equation if the value of x is given as 0, the value of y will be,

x² + y² = 81

0² + y² = 81

y² = 81

y = ±√81

y = -9, 9

Hence, this can not be a function.

C.) y = -x + 11

For the given equation if the value of x is kept anything the value of y will be different. Thus, this is a function.

D.)

y² = -5x - 12

For the given equation if the value of x is given as less than -2.4, there will be two values of y. Thus, the given equation is not a function.

E.)

y = 2x² - 6x + 4

The given function will return will the same value of y for 2 different values of x. Hence, this is a function.

F.)

y = -7

Since the given equation can only have the value of y as 7. Therefore, it is not a function.

Hence, the equations that are a function are y = -x + 11 and  y = 2x² - 6x + 4.

Learn more about Function:

https://brainly.com/question/5245372

#SPJ2

25-2z-10z=-3(4z+8)-1
solve and how many solutions ?

Answers

distribute first
25-2z-10z=-12z-24-1
combine like terms
25-12z=-12z-25
add 12z to both sides
25=-25
no solution because the right side has a negative

Answer:

No Solutions

Step-by-step explanation:

Step 1:

25 - 2z - 10z = - 3 ( 4z + 8 ) - 1       Equation/Given

Step 2:

25 - 12z = - 12z - 25        Combine Like Terms/Multiply

Step 3:

25 = - 25       Add 12z on both sides

Answer:

No Solutions

Hope This Helps :)

What is the missing reason in the proof?

given
transitive property
alternate interior angles theorem
converse alternate interior angles theorem

Answers

Answer:

c, alternate interior angles theorem

Step-by-step explanation:

if 1 is equal to 3, and 3 is equal to 2 by alternate interior angles theorem, then that should also apply to angle 1.

Find the equation of the line that passes through (2,8) and (6,48)

Answers

Answer: m = 10

.........................

Twice a number increased by 4 is at least 10 more than the number

Answers

Answer:

the twice as number increased by 4 is at least 10 more than a number .

2x + 4 ≥ x + 10

x ≥ 6

Step-by-step explanation:

Mark Brainliest

Answer:

2n+4 >= 10 + n

Step-by-step explanation:

solve for n , but remember the rules of dealing with inaqualities


P(5. - 5), y=3x+3
Write an equation for the line in point-slope form

Answers

Answer:

M= 3

Step-by-step explanation:

l2ecdnienofnweucon fuovnewdionsdv wqueijncqodi

Answer:

y+5 =3(x-5)

Step-by-step explanation:

The point slope form of an equation is : y-y₁ = m(x-x₁)

Given in the question ;

x₁= 5

y₁ = -5

y= 3x+3 where m=3

The equation is :

y-y₁ = m(x-x₁)

y--5 =3(x-5)

y+5 =3(x-5) ----equation of the line in point-slope form.

Filling up a tank of gas costs $36.96. If the tank holds 16.5 gallons of gas, then how much d
each gallon cost?

Answers

Answer:

$2.24 per Gallon

Step-by-step explanation:

36.96 divided by 16.5 is 2.24, then to check that multiple 2.24 by 16.5 and you get the total cost of 36.96. Hope this helps.

The difference between a number x and 3 is at least nine Write an inequality for the following sentence.

Answers

Answer:

3 - x ≥ 9

Step-by-step explanation:

At least in inequality means greater than or equal to (≥)

Difference in mathematics means subtraction

The difference between a number x and 3

3 - x

is at least nine

3 - x ≥ 9

The inequality for the sentence is

3 - x ≥ 9

WILL MARK BRAINLIEST PLZ ANSWER FAST GUYS AND GIRLS. Don't mind the second question. You can answer it if you want that will help me.

Answers

Answer:

1. 10d + 5n = 85

2. look at graph  or graph coordinates (0, 17) and (8.5, 0) and make a line through them

3. 17 nickels since its only nickels, on the graph you see where the line hits the y-axis which is 17.

4. 8.5 dimes since its only dimes, on the graph you see where the line meets the x-axis which is 8.5

Step-by-step explanation:

y-axis is nickels

x-axis is dimes

Someone please help me

Answers

11. is X
12. is X and then +
13. is X and then + and then X

correct me if i’m wrong :)
For the 1st one you have the multiply

For the 2nd one I think you have to multiply then add 8x5+3=43

For the 3rd one I’m not quite sure about it

15 points!
What is the correct answer for Claire's problem? Explain where she went wrong.

Answers

Answer:

it would be y=50+25x

Step-by-step explanation:

There is an extra $25 per room, and since we dont know how many rooms she has cleaned, we can use x to represent that amount. So for x amount of rooms, it will be an extra $25

320÷b∙20 and 320÷(b∙20) for b=4

Answers

Answer:

Step-by-4vttbrbwtetbb4tbtb44tny4ny4nyn4tbryn4y

step explanation:

What is the y intercept of this graph?. What is the slope?

Answers

Answer:

y intercept is -3

slope is 4

y=4x-3

Step-by-step explanation:

.4 ÷ 28.08 Dividing Decimals , Divide to the nearest Tenth??
I Will Give You 10 Points

Answers

Answer:

0

Step-by-step explanation:

The answer is 0.01424, but if you round it to the nearest tenth, you would end up with 0.

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