If $x=4$ and $y=3 x$ and $z=2 y$, then the value of $y+z$ is
(A) 12
(B) 20
(C) 40
(D) 24
(E) 36
If $x=4$ and $y=3 x$ and $z=2 y$, then the value of $y+z$ is
(A) 12
(B) 20
(C) 40
(D) 24
(E) 36

## Solution

If $x=4$ this makes $y=12$ and $z=24$.

Thus $y+z=36$.

ANSWER: (E)