Answer:
x=2
Step-by-step explanation:
2(1+3x)=14
Divide each side by 2
2/2(1+3x)=14/2
1+3x = 7
Subtract 1 from each side
3x =7-1
3x = 6
Divide by 3
3x/3 = 6/3
x =2
V= πr^2 * height
A(3) = 6
A(5) = 18
A(11) = 54
PLS MARK AS BRAINLIEST
The answer for the slope of the line is 0 zero