(y=x-4
(y=-2x+5 ................................................................

Answers

Answer 1
I don’t know the answer
Answer 2

Answer:

y= -1, x=3

Step-by-step explanation:

2x+y=5

x-y =4

x= 4+y

Sub 1 into 3

2( 4+y ) 4y =5

8+2y +y =5

8+3y =5

3y =5-8

3y =-3

y=-3÷3

y = -1 #

Sub y = -1 into 3 equation

x=4+(-1)

x=3 #


Related Questions

The bulletin board is in the shape of a square. Find two rational numbers that are within 1/8 in. of the actual side length.

Answers

Using the formular for the area of a square, the actual side length of the bulletin board is 12.25 inches

Area of a square =

s = side length of the square

Hence, we have ;

150 = s²

s = √150

s = 12.247

Hence, a rational number within 1/8 inches of the actual side length would be 12.25 inches.

Learn more : https://brainly.com/question/25562438

SOLVE FOR f
3/5 · f = 1 5/7

Answers

Answer:

f = 2 6/7

Step-by-step explanation:

[tex]\dfrac 35 \cdot f = 1 \dfrac 57 \\\\\\\implies \dfrac{3f}5 = 1 + \dfrac 57 = \dfrac{12}7\\\\\\\implies 21f = 60\\\\\implies f = \dfrac{60}{21} = \dfrac{20}7 = 2 \dfrac 67[/tex]

write an equation in standard form of the line that passes through (7, -3) and has a y intercept of 2

Answers

Answer:

Step-by-step explanation:

I would start with the form

y = mx + b

and then convert to standard form.  Using the given point and the given y-intercept, find the slope from

-3 = 7m + 2 ⇒ m = -5/7

y = (-5/7)x + 2  

7y = - 5x + 14

5x + 7y = 14 (standard form)

The equation in standard form of the line is 5x + 7y = 14

What is an equation?

An equation is a mathematical statement with an 'equal to' symbol between two expressions that have equal values.

Given that, a line is passing through (7, -3) and has a y intercept of 2

The general equation of a line is y = mx + b

Using the given point and the given y-intercept, find the slope from

-3 = 7m + 2

m = -5/7

y = (-5/7)x + 2  

7y = - 5x + 14

Converting into standard form;

5x + 7y = 14

Hence, the equation in standard form of the line is 5x + 7y = 14

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given the binomial (x+a) and (b), how would you find the product?

Answers

Answer:

bx + ba

Step-by-step explanation:

Product is multiplication

[Given] (x+a) * (b)

[Reorder] b(x + a)

[Dsitribute] bx + ba

Have a nice day!

     I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

The sum of two numbers is 72.The difference is 40.Find the number

Answers

the answer is 56 and 16

Step-by-step explanation:

56 and 16

what is 2234x44321=?

Answers

Answer: 99013114

Step-by-step explanation: Due to the solution to your question. 2234x44321= 99013114. This is because we multiply each digit to its own other digit.

A number is between 14 and 19. It has prime factors of 2 and 3. What is the​ number

Answers

Answer:

18

Step-by-step explanation:

18devided by 3 is 6 and 18 divided by 2 is 9

The number that has prime factors of 2 and 3 is 18.

What are prime factors?

Prime factors are factors that are prime numbers. Prime numbers are numbers that are divisible by one and itself. Examples are 2 and 3.

What are the factors of the numbers between 14 and 19?

Factors of 15 = 1, 3, 5, 15 Factors of 16 = 1, 2, 4, 8, 16Factors of 17 = 1, 17Factors of 18 = 1, 2, 3, 6, 8, 16

To learn more about  factors, please check: https://brainly.com/question/26073850

A car speeds up from 8.50 m/s to

22.2 m/s in 3.84 s.

The acceleration of the car is:

A. 20.0 m/s2

B. 7.99 m/s2

C. 2.72 m/s2

D. 3.57 m/s2

Answers

First we need to subtract 8.50 from 22.2 we get 13.7. Then once we divide 13.7 by 3.84 we get 3.57. Which should be the answer.

Hello! I need help with this

Answers

Answer:

y = -16.25

Step-by-step explanation:

[tex]26=-\frac{8}{5}y[/tex]

It can also be written as

[tex]26=\frac{-8y}{5}[/tex]

-8y = 26 * 5

-8y = 130

y = 130/-8 = - 65/4 = -16.25

Classify the sample space as finite or infinite. If it is finite, write the sample space. If it is infinite, classify whether it is discrete or continuous.

A letter is randomly chosen from the alphabet.

Answer 1:

A. Infinite

B. Finite

Answer 2:

A. Discrete

B. Continuous

Answers

Answer:

Answer 1

Because the alphabet can end,it is not unlimited

Can somebody help me i've been stuck on this for awhile its because i dont get it

Answers

Answer:

15 students aren't wearing blue or white

Step-by-step explanation:

1/10 of 30 = 3

2/5 of 30 = 12

3 + 12 = 15

30 - 15 = 15

15 students aren’t wearing blue or white
Explanation:
1/10 of 30 is 3
2/5 of 30 is 12
3+12=15
30-15=15

Suppose a candy bar weighs 5.47 ounces. How much does a pack of 6 bars weight

Answers

Answer:

32.82

Step-by-step explanation:

Answer:

32.82 OUNCES

Step-by-step explanation:

It is really easy.

All you have to do is 5.47x6

A plane flies due south at 200 mph for 3 hours. If there is a wind of 25 mph blowing due
west during the entire flight, how far did the plane actually travel?

Answers

Answer:

just divide both of them

Answer:

525

Step-by-step explanation:

200-25=175. 175*3=525

Which point satisfies the system of equations y = 3x − 2 and y = -2x + 3?

Answers

Answer:

D

Step-by-step explanation:

Apply 1 as x, y = 3(1) - 2 is 1 and y = -2(1) + 3 is also 1, so the point is at (1, 1)

Terry lost 4 pounds over the summer this is for more than half the weight she wanted to lose by December how much does Terry want to lose

Answers

Answer:

7 pounds?

Step-by-step explanation:

MODELING REAL LIFE You have $9.25. How many games can you bowl if you rent bowling shoes?

Answers

Answer:

For starters how much does it cost to rent out the shoes

2nd of all how much does it cost too play each game ??

Step-by-step explanation:

ill answer just gimme the info pls

Heyyyy help meeee please

Answers

Step-by-step explanation:

[tex] \frac{2}{3} of \: 54 = 36 \\ \\ \frac{1}{6} of \: 54 = 9 \\ 36 + 9 = 45 \\ 54 - 45 = 9[/tex]

therefore, 9 students haven't given their speech

Peter and Pam are both avid swimmers. Last week Pete swam twice as many hours s Pam. Together they swam a total of 18 hours. How many hours did each swim?

Answers

Answer:

Peter swam 12 hours, Pam swam 6

Step-by-step explanation:

Pam = x

Peter = y

y = 2x (this is because Peter swam twice as much)

y + x = 18 (this is because they both swam a total of 18 hours)

2x + x = 18 (substitute for y)

3x = 18

x = 6 (pam)

Now, I just need to substitute x = 6 into original equation.

y = 2(6)

y = 12 (peter)

Answer:

Peter- 12 hours

Pam- 6 hours

Step-by-step explanation:

You can set it up an an equation.

P = Peter

18= P + (P/2)

Solve.

36=2P+p

36=3P

P=12

Peter swam 12 hours.

Then 18-12= 6, Pam's number of hours.

please help me with this! :)

Answers

Answer: w x 7 + 6 x 7

Step-by-step explanation:

I really can't explain.

how do i turn
[tex] \frac{63}{56} [/tex]
to a mixed fraction? ​

Answers

Step-by-step explanation:

63/56 = 9/8 = 1⅛.

hope this helps you.

Answer:

1 1/8.

Step-by-step explanation:

First divide 63 by 56 .

This gives 1 with a remainder of 7.

So we can write the mixed number as 1 7/56.

This simplifies to 1 1/8.

solve pls brainliest

Answers

Answer:

Integers are  55,  -21/7,  -35/7 ,

Step-by-step explanation:

Integers are whole number and their opposites.  ... -3, -2, -1, 0, 1, 2, 3, ...

                 Integer  

55                  Yes                           Reason

83.61                               No        Not  a whole number

-21/3 = -7       Yes                         Reduces to a whole number

-35/7 = -5       Yes                        Reduces to a whole number

-1/8                                  No         Not a whole number, it is a faction  

noah is taking a survey after answering 16 questoins

Answers

Answer:

ok

Step-by-step explanation:

I am ready noah for your survey :)

Okay, I am ready for you Noah XD

how many morerock cds than classical cds were sold

Answers

25 because im like that and smart

How to simplify a fraction with an exponent?

Answers

Answer:

Here you go

Step-by-step explanation:

it's all in the screenshot

give the intersection points of y=x^5 and y=x^7

Answers

Step-by-step explanation:

that means both functions deliver the same result for the same x.

therefore

x⁵ = x⁷

one solution is of course, x = 0.

the other(s) we get for x<>0 by dividing both sides by x⁵ :

1 = x²

that means we have 2 more solutions (a quadratic equation has 2 solutions, a cubic equation has 3 solutions,...) :

x = 1

x = -1

so, the intersection points are

for x = 0, we get y = 0⁵ (or 0⁷) = 0

for x = 1, we get y = 1⁵ (or 1⁷) = 1

for x = -1, we get y = (-1)⁵ or (-1)⁷ = -1

(-1, -1)

(0, 0)

(1, 1)

The intersection points of the function y = x⁵ and y = x⁷ are (0, 0) , (1, 1) and (-1 , -1).

What is Intersection point?

The intersection point is the point at which the two lines are cuts to each other.

Given that;

The equations are,

⇒  y = x⁵

⇒ y = x⁷

Now, Solve for intersection point as;

The equations are,

⇒  y = x⁵

⇒ y = x⁷

Equate both equation to each other, we get;

⇒ x⁷ = x⁵

Subtract x⁵ both sides , we get;

⇒ x⁷ - x⁵ = x⁵ - x⁵

⇒ x⁷ - x⁵ = 0

⇒ x⁵ (x² - 1) = 0

This gives two conditions;

⇒ x⁵ = 0

or, ⇒ x² - 1  = 0

Solve both the equations as;

⇒ x⁵ = 0  

⇒ x = 0

And,  x² - 1  = 0

( x - 1 ) (x + 1) = 0

x = 1 or x = -1

Thus, The values of x are 0 , 1 and -1.

So, The intersection points are;

For x = 0; y =  x⁵ = 0

For x = 1; y =  x⁵ = 1

For x = -1; y =  x⁵ = -1

Thus, The intersection points of the function y = x⁵ and y = x⁷ are (0, 0) , (1, 1) and (-1 , -1).

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What is the slope of the line through points J and L?

Answers

Answer:

Slope: 2/3

Step-by-step explanation:

What is the geometric mean of
1. 16 and 27
2. 24 and 32
3. 5 and 36
4. 8 and 48

Answers

Answer:

1.  12√3

2.  16√3

3.  6√5

4.  8√6

Step-by-step explanation:

To find the geometric mean of n numbers multiply the numbers and then take the nth root.

For two numbers n = 2  

it's the square root of the product

√(16 * 27)

√432

12√3

√(24 * 32)

√768

16√3

√(5 * 36)

√180

6√5

√(8 * 48)

√384

8√6

Estimate the amount of the tip by rounding the bill to the nearest dollar before calculating. 15% tip on a bill of $53.67 The amount of the tip is approximately $​

Answers

Answer:

357,8 if finding ???? before tip 53.67

8,050500000000001 if 53.67 and tip 15% 8,050500000000001

Step-by-step explanation:

Which of the following equations represents a quadratic relation?

Question 1 options:

2x+y=3


y=2x2+1


y=3x+1


y=2x3

Answers

Answer:

y=2x^2+1

Step-by-step explanation:

a quadratic equation has a x^2 term

What is the period of the trigonometric function f(t) = 3sin(t/2)?
A) 2Pie
B) 3pie
C) 4pie
D) pie/2

Answers

I think it’s c 4 pie
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