Solve the Problem $x$ Is Twice $y$ , And $z$ Is Two Less Than

Multiple Choice

Solve the problem.
-If $x$ is twice $y$ , and $z$ is two less than $x$ , write $z$ as a function of $y$ .

A) $\mathrm { z } ( y ) = 2 y - 2$
B) $z ( y ) = 2 - 2 y$
C) $\mathrm { z } ( y ) = 2 ( y - 2 )$
D) $\mathrm { z } ( y ) = 2 ( 2 - y )$