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Answer:
9y
Step-by-step explanation:


Answer: B. h = 2
Step-by-step explanation:
Given
5 + h = 11 - 2h
Add 2h on both sides
5 + h + 2h = 11 - 2h + 2h
5 + 3h = 11
Subtract 5 on both sides
5 + 3h - 5 = 11 - 5
3h = 6
Divide both sides by 3
3h / 3 = 6 / 3
h = 2
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Answer;
13
Explanation:
5 divided by 65 = 13
13 chairs in each row of 5 equals to 65
(b1+b2)h+PH is the formula for surface area of a trapezoidal prism