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zloy xaker [14]
3 years ago
15

A plumber charges $80 for a house call and $25 per hour for his services. Which of the following is a linear model of his charge

s.
Mathematics
2 answers:
Mila [183]3 years ago
8 0

Answer:

25x+80

The number of hours is x for services

blsea [12.9K]3 years ago
6 0

Answer:bals

Step-by-step explanation:25(number of hours worked) +80$ for initial charge

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A square floor tile has a diagonal 19 inches long. What is the area of the tile?
Anit [1.1K]

Answer:

C

Step-by-step explanation:

The answer is C because you plugin using the area formula.

3 0
3 years ago
A dot plot titled seventh grade test score. There are 0 dots above 5, 6, 7, 8 and 9, 1 dot above 10, 1 dot above 11, 2 dots abov
Mama L [17]

Answer:

Step-by-step explanation:

7th grade: 16

5th grade : 13

what  is te relationship?: the 7th rade median is 3 points highher

hope this helped

7 0
3 years ago
Read 2 more answers
What is 120% of 15???
dezoksy [38]
120/100 = x/15
100x = 1800 (Divide by 100 on both sides)
x = 18

5 0
3 years ago
Find the area of the shaded region in the figure below. 5in. 8in.
Fiesta28 [93]

Hi there!

<u>Answer:</u>

The area of the shaded region is 28 in²


<u>Step-by-step explanation:</u>

You will have to do 3 different steps in order to find the area of the shaded region.

First, you will need to find the total area of the rectangle using the values you have and the area formula for a rectangle, which is : A = Length × Width

"A" is the area, which is what we are looking for

The "Length" is equal here to 8 inches

The "Width" is equal here to 5 inches


A = <u>8 × 5</u>

A = 40 in²


Now that you have the area of the rectanlge, your second step is to find the area of the triangle using the values you have and the area formula for a triangle, which is : A = (Base × Height) ÷ 2

"A" is the area, which is what we are looking for

The "Base" is equal here to 8 inches

The "Height" is equal here to 3 inches


A = <u>(8 × 3)</u> ÷ 2

A = <u>24 ÷ 2</u>

A = 12 in²


Now that you have both the area of the rectangle and the area of the triangle, all you have to do for your third and final step is subtract the area of the triangle from the area of the rectangle so that you are left with the area of the shaded region :

Area shaded region = <u>40 in² - 12 in²</u>

Area shaded region = 28 in²


There you go! I really hope this helped, if there's anything just let me know! :)

6 0
3 years ago
The local radio tower is located 20 miles east and 12 miles north of Pamela's cabin. The radio tower has a 25 mile broadcast rad
pychu [463]

Answer:

x^2 +y^2 -40x -24y  -81 =0

Step-by-step explanation:

We can write the equation of a circle in the form

(x-h)^2 + (y-k)^2 = r^2

Where (h,k) is the center and r is the radius

Assuming that Pamela's cabin is the center

( x-20)^2 + (y- 12)^2 = 25^2

We want to get to general form

x^2 + y^2 + Dx + Ey + F = 0,

Distributing

x^2 -40x +400 + y^2 -24y +144 = 625

x^2 +y^2 -40x -24y +544 -625 =0

x^2 +y^2 -40x -24y  -81 =0

3 0
3 years ago
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