2(x+2) = 60
x+2 = 30
x = 28
The correct answer is C
Answer:
V = 

Step-by-step explanation:
Volume of a cone is:

Substitute values given:


V = 
V = 

0 = 0
The input is an identity: it is true for all values
First you need to distribute the 2 into each equation and then add like terms. the answer is 6x + 8