Answer:
You need to find the volume in two parts then add them together, think of the shed as box and a rectangular prism.
Volumebox=length x width x height
Volumeprism=1/2 x base of triangle x height of triangle x length
Hope this helps,
HARIPREETA
4x=251
251-84=167
4x=167
X=41.75
One tire will cost $41.75
Ali has 13 CD's
Here's how I got my answer:
Step 1: Simplify
to 50. Which leaves us with 
Step 2: Simplify
to 5. Which leaves us with
.
Step 3: Simplify
, to get your answer, 13.
The answer is negative 5 because you subtract 12 from each side to get 5x=-25 and -25 divided by 5 is negative 5