Answer:
48
Step-by-step explanation:
Given: 
Now, solving it.
We first open parenthesis which is (b)
(17) = 
Next Multiply both side by 2
⇒ 816 = 
Now, we will divide both side by 17
∴ b
To find out how much she earned hourly, all we need to do is divide 312 and 39
312 ÷ 39 = 8
Therefore, she was paid $8 per hour
Hope this helps!
She used two trapezoids.
She put one trapezoid on top and one on the bottom.
The shape she ends up making is a hexagon.
1. -56
2. say you owe someone 84$, so that's 84$ you don't have, then you give that person 28$. now you only owe them 56$.