11. Given h(x) = 3x + 7, what is the value of h(-2.5) ?

Answers

Answer 1

Answer: It's -0.5 when substitute the value of x into the right side and solve

Note this answer is from someone else.. I came here for the same question lol


Related Questions

what is –29 + 30 i need help please!!!

Answers

Answer:

1

Step-by-step explanation:

a negative plus a positive is equal to a negative minus a negative. -29+30=-29-(-30)

Take away negative 30 from -29 and you get 1.

plz help this is due soon​

Answers

Answer:

put a dot on the following points ( -1, -3) (0, -2) (1, -1) and (2, 0)

Step-by-step explanation:

I get brain damage from these please help me. I need a detailed answer of how to do this as well

Answers

I can’t see the picture it’s blurry post it again

What is the slope of the line graph?

Answers

Answer:

The slope of the line graph is (12,-6)

Step-by-step explanation:

If you start at the bottom point and go up you will count 12. Then, if you go 0ver until you get to the top point you will count 6. Since you are going back, it would be a -6.

Write an equation of the line with the given slope and y-intercept. slope: -7 y-intercept: 2​

Answers

Answer:

y= -7x+2

Step-by-step explanation:

Answer:

y = -7x + 2

Step-by-step explanation:

The y-intercept is 2. The slope is x which is -7.

Write the equation now.

-7x + 2.

~I hope I helped you! :)~

0.4 = -9.8 -y + 2.8y

Answers

Answer: [tex]y=5.666667[/tex]   or   [tex]y=5 \frac{6}{9}[/tex] in fraction

Step-by-step explanation:

1. Simplify  -9.8-y+2.8y  to  -9.8+1.8y

0.4=-9.8+1.8y0.4=−9.8+1.8y

2. Regroup terms

0.4=1.8y-9.8

3. Add 9.8 to both sides.

0.4+9.8=1.8y

4. Simplify  0.4+9.8  to  10.2

10.2=1.8y

5. Divide both sides by 1.8

[tex]\frac{10.2}{1.8} =y\\[/tex]

6. Simplify [tex]\frac{10.2}{1.8\\}[/tex] to 5.666667

5.666667 = [tex]y[/tex]

7. Switch sides.

[tex]y=5.666667[/tex]

Hope this helps and can you please mark me brainliest because I just need 1 more brainliest to become expert:)

Answer:

[tex]y=\frac{17}{3}\\\\y =5\frac{2}{3}[/tex]

Step-by-step explanation:

[tex]0.4 = -9.8 -y + 2.8y\\\\Switch\:sides\\\\-9.8-y+2.8y=0.4\\\\\mathrm{Add\:similar\:elements:}\:-y+2.8y=1.8y\\\\-9.8+1.8y=0.4\\\\\mathrm{Multiply\:both\:sides\:by\:}10\\\\-9.8\times\:10+1.8y\times\:10=0.4\times\:10\\\\Refine\\\\-98+18y=4\\\\\mathrm{Add\:}98\mathrm{\:to\:both\:sides}\\\\-98+18y+98=4+98\\\\Simplify\\\\18y=102\\\\\mathrm{Divide\:both\:sides\:by\:}18\\\\\frac{18y}{18}=\frac{102}{18}\\\\Simplify\\\\y=\frac{17}{3}\\\\y =5\frac{2}{3}[/tex]

Which of the following is most likely the next step in the series?

Answers

Answer:

I believe it C

Step-by-step explanation:

Brainliest ??

Answer:

C

Step-by-step explanation:

I'd say C because:

The colors alternate between blue and red, so the next color is going to be red.At first, a vertical line was taken out, next a horizontal line was taken out, so next would be a vertical line being taken out.

It's all about patterns.

What Does C equal in



[tex]\sqrt{8c+4}[/tex]


Along with the answer, please provide an explanation on how to do the +4

Answers

square the entire thing which gets ride of the root so (8x+4)^2 now solve. 8x^2+4^2. 64x+16

Answer:

See below.

Step-by-step explanation:

We have the expression:

[tex]\sqrt{8c+4}[/tex]

And we want to determine the domain restrictions of the expression.

Remember that the radicand (expression under the square root) must always be positive or 0. This is because we can't take the square root of a negative (and the square root of 0 is just 0). So, to find the domain restrictions, we can write and solve for the following inequality:

[tex]8c+4\geq0[/tex]

This is saying (8c+4) must be greater than or equal to 0. In other words, it's positive or 0.

So, solve for c. Subtract 4 from both sides:

[tex]8c\geq-4[/tex]

Now, divide both sides by 8. This yields:

[tex]c\geq4/8\\c\geq -1/2[/tex]

So, our c must be greater than or equal to -1/2. If it is less than -1/2, we won't have a solution.

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

Answers

Answer:

0

Step-by-step explanation:

To solve this, you first plug in the 4 and 2 where the x and y's go, making the expression (4 - 2(2))*(4 + 2(2)). Then you solve each parenthesis (below).

(4 - 2(2))*(4 + 2(2)).

(4 - 4)*(4 + 4).

0*8

0

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

Find the area of the shaded region.
Round to the nearest tenth.

Answers

Answer:

(Assuming they are both right triangles)

214.5 sq ft

Step-by-step explanation:

Area of a right triangle= leg×leg / 2

25×25 / 2 = 312.5

14×14 / 2 = 98

312.5-98= 214.5

-3 2/5 - 5/6
I dont just need the answer. I wanna know how to do it.​

Answers

Answer:

so do you mean the step by step??

Answer:

- 4 ⁷/₃₀

Step-by-step explanation:

= -3 2/5 - 5/6

= - 17/5 - 5/6  ---- LCM of 5 & 6 is 30

= _  17 * 6   _   5 * 5  

       5 * 6        6 * 5

=  _  102 - 25

            30

=  _ 127

        30

=  4 ⁷/₃₀

Can anybody do this for me? Please hurry

Answers

Number 1 is 16
Number 3 is 28

sara 225 stamps and Jack has 180 stamps calculate jack stands as a percentage to Sara​

Answers

Answer:

It is 80%

Step-by-step explanation:

180 divided by 225 = 80%

Which of the binomials below is a factor of this trinomial? 4x2 + 12x + 9
A. 2x-3
B. 2x-1
C. 2x+1
D. 2x+3​

Answers

Answer:

d-2x-3

Step-by-step explanation:

The factor of the trinomial will be (2x + 3) and (2x + 3). Then the correct option is D.

What is a factorization?

It is a method for dividing a polynomial into pieces that will be multiplied together. At this moment, the polynomial's value will be zero.

The trinomial is given below.

⇒ 4x² + 12x + 9

Then the factor of the trinomial will be

⇒ 4x² + 12x + 9

⇒ 4x² + 6x + 6x + 9

⇒ 2x(2x + 3) + 3(2x + 3)

⇒ (2x + 3)(2x + 3)

⇒ (2x + 3)²

Then the correct option is D.

More about the factorization link is given below.

https://brainly.com/question/6810544

#SPJ2

Help Needed !Find The Measure Of The Indicated Angle

Answers

50

Step-by-step explanation:

Answer:

50

Step-by-step explanation:

Add the two angles

80+50=130

The total degree of a triangle is 180 so subtract

180-130=50

(its also an isosceles triangle)

Use >, <, or = to compare the expressions.

Answers

Answer:

-(∛2)³ =  (∛-2)³

(-√2)² >  -(√2)²

     2³ > -2³

    -2² < (-2)²

  ∛64 = √16

I hope this is the answer you're looking for. this took me a while so brainliest plz...

Answer:

=

>

>

<

=

Step-by-step explanation:

14=−2c−6−3c what is the value of c?

Answers

Answer:

C=-4 (I'm not sure why my negative symbols are not showing up properly, the answer is C equals a negative four.)

Step-by-step explanation:

14=-2c-6-3c

14=-5c-6

5c+14=-6

5c=-20

c=-4

Seventeen less than one-thrid of a number y.​

Answers

Answer:

In the explanation. :)

Step-by-step explanation:

1/3x-17y

Hope this helps. Have a great day!

heolp ASAPPPPPPP!!!! Suppose three riders rode a total of 182 miles.


If they used a total of 13 horses, and rode each horse the same number of miles, how many miles did they ride before replacing each horse?
HELP NOW

They rode

__________miles before replacing each horse.

Answers

Answer:

14 miles

Step-by-step explanation:

You divide. 132/13

Which gives you 14. Every 14 miles, the riders replaced a horse.

So, They rode 14 miles before replacing each horse.

Hope this helps:)

Answer:

14 miles

Step-by-step explanation:

182/13 = 14 miles

Assuming each horse was only ridden once

then a total of 16 horses were ridden for a total of 182 miles

182 miles /13  horses  = 14  miles  horse

Of course, if each horse was ridden more than once before being replaced the distance between replacements could be reduced.

Note that the fact that there were 3 riders is irrelevant.

Dan invests £800 into his bank account. He receives 5% per year compound interest. How much will Dan have after 4 years? Give your answer to the nearest penny where appropriate.

Answers

Answer:

£972.41

Step-by-step explanation:

1 x 0.5 =1.05

1.05x 800 ^4= £972.405

rounded is  £972.41

-4p+(-6p) combine like terms to create an equivalent expression

Answers

Answer:

-10p

Step-by-step explanation:

-4p+(-6p)            for me I like to think of the negative or subtraction sign                

                          overpowering the positive or addition sign

so in this case

-4p-6p

then since the variable p is the same -4-6 is -10

the end result is -10p

Can somebody answer ASAP!!!!!!

Answers

Using the rules of exponents, we can take 3^4 / 3^9 and combine the exponents using the the same base.
3^(4-9)
= 3^-5

Move the 3^-5 into the denominator and expand.
1 / 3^5
= 1 / 243

Your answers are (1 / 3^5) and 1/243.

Can someone please help me on the question that i asked ???? pleases will mark brainleist

Answers

Answer:

2.75

Step-by-step explanation:

Here you go!
(3/4) / (1/3)
(3/4) * 3 = 9/4 = 2 1/4

A scale drawing of a school bus has a scale of 12 inch to 5 feet. If the length of the school bus is 412 inches on the scale drawing, what is the actual length of the bus? Explain or show your reasoning.​ A scale drawing of a lake has a scale of 1 cm to 80 m. If the actual width of the lake is 1,000 m, what is the width of the lake on the scale drawing? Explain or show your reasoning.

Answers

Answer: Actual length of the bus = 171.67 feet

Width of the lake on the scale drawing = 12.5 inches

Step-by-step explanation:

Given : A scale drawing of a school bus has a scale of 12 inch to 5 feet.

i.e. 12 inch = 5 feet

[tex]\Rightarrow \text{ 1 inch}=\dfrac{5}{12}\text{ feet}[/tex]

If length of school bus on scale drawing = 412 inches

Then, Actual length of bus = [tex]\dfrac{5}{12}\times412=171.67\ \text{feet}[/tex]

A scale drawing of a lake has a scale of 1 cm to 80 m.

If the actual width of the lake is 1,000 m

then, the width of the lake on the scale drawing = [tex]\dfrac{1000}{80}=12.5\text{ inches}[/tex]

Please Answer!!
2t+6<10 or -t+7≤2

Answers

Answer:

the other one is t >= 5. hope this helps

Find the mean.
Z-score = -1.4
Standard Deviation: 7
x = 20

Answers

Answer:

9.6

Step-by-step explanation:

Find the circumference and area

Answers

18.85 I hope this helps you :)
I think the answer is 18.85:)

What is the answer?
A. B. C. or D? ​

Answers

Answer: I believe it is either B or D because it uses rotation!

Step-by-step explanation:

D!!! because it’s 180° on the graph

I need help to solve this math problem

12 yd = __ ft

Answers

Answer:

36 feet

Step-by-step explanation:

12inches =1 yard

Answer:

36 feet

Step-by-step explanation:

There are 3 feet in a yard, so all you have to do is multiply 12 by 3. 12x3=36

Have a great day!!! I hope this helps C:


Need help ASAP!!


How many points do you need to know to draw the graph of a direct proportionality? which are?

Answers

54 square feet
9x6 = 54
B x h = a
Base x height = area
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