Answer:
The answer is letter B. 2x³+12x²
Answer: 2 cans.
Step-by-step explanation:
Calculate the volume of the go cart tank, which has the form of a rectangular prism. You can use the following formula:

Where:
l: is the lenght.
w: is the width.
h: is the height.
In this case:

Substitute values into the formula. Then:

If a gas can holds 1 gallon of gas and
, then the number of full gas cans that will take to fill the go cart's tank (whose volume is 462 in³) is:

X+4=-4
3x-8=-8
Hope it helps.