Answer:
A
Step-by-step explanation:
Step 1, setting variables:
We already know the <em>exact</em> height of the prism: 6 feet. We can set the unknown width as variable <em>x</em>, and length as <em>x+2 </em>(<u>length is two feet more than width</u>).
Step 2, writing equations:
Great! We have everything now. Let us write the equation by<u> substituting our variables in</u>:
Ok! Let us <u>expand</u> the equation:
<u /><u />
<em>I hope this helps! Let me know if you have any questions :)</em>