Answer:
15 feet
Step-by-step explanation:
6'2'' + 8'10'' = 14'12'' or 15'
(7*4)3n is the algebraic expression:)
First we set up a proportion:

Now we solve the proportion:
• 27*4 = 108
• 3*x = 4x
• 3x = 108
We solve for X by dividing 3 on both sides:
• 3x/3 = x
<span>• 108/3= 36
</span>
Our answer:
x = 36
There were 36 boys in the club.
D.
Perimeter is when you add and not multiple:)