Question

Which literal equation is not equivalent to x = 2y + Z?

A) x - 2y = z

B) X - z = 2y

C) y = x-1 divided by 2

D) x + 2y = z

Answer 1

First, for letter "c", I think you meant:
\[y = \frac{ x-z }{ 2 }\]
But anyway, it's "d". What part of this question gave you problems?