Respuesta :

altavistard

Answer:

y = 2x + 2W - 2z

Step-by-step explanation:

Add y/2 to both sides of this equation.  We get:

y/2 + W = x - z.

Multiplying all four terms by 2 eliminates the fraction:

y + 2W = 2x - 2z

Subtracting 2W from both sides yields:

y = 2x + 2W - 2z

sorry my answer was wrong