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Gnesinka [82]
2 years ago
9

Evaluate the expression give the value of the variable.. 11+r;r=7

Mathematics
1 answer:
Tasya [4]2 years ago
7 0
The answer wouls be 18 because you replace r with 7 and the your equation becomes 11+7 which equals 18
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Can someone help me please​
Ad libitum [116K]

Answer:

a) = 8

Step-by-step explanation:

You add up all the numbers then divide that number by how many numbers you had. 4+5+7+11+13=40 40/5.

Do you want the rest?

3 0
3 years ago
Read 2 more answers
hey can someone please help me i don’t understand this? the question says “find the surface area of the rectangular prism.”
ASHA 777 [7]

Answer:

170 in^2

Step-by-step explanation:

you have to find the area of each surface of the square

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5x5=25 in^2

there are 2 of these on opposite sides

2)the of the rectangle facing us;

6x5=30in^2  (5 because 5 is the height)

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6 0
2 years ago
Why Did the Piano Player Bang Her
Sedbober [7]

The circumference of a circle that was computed when the diameter is 3cm will be 9.426cm.

<h3>How to find the circumference?</h3>

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C = 2πr or πd

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r = radius

d = diameter

Since the diameter is given as 3cm, the circumference will be:

= πd

= 3.142 × 3

= 9.426cm

In conclusion, the circumference of the circle is 9.426cm.

Learn more about circle on:

brainly.com/question/25938130

3 0
2 years ago
After the booster club sold 40 hotdogs at a football game, it had $90 in profit. After the next game, it had sold a total of 80
Ainat [17]
We can model the equation:y = m x + b, where y is the total profit and x is the number of hotdogs sold.The system of equations is:
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5 0
3 years ago
(3 x 25 - 13 (-2)] + 23<br> (-22 + 32) - 3
Elanso [62]

Answer:

The answer is 328.

Hope this helps!

4 0
2 years ago
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