Question

700 – 35w = 450 + 15w

Answer 1

`700-35w=450+15w\qquad\text{subtract 700 from both sides}\\\\-35w=-250+15w\qquad\text{subtract 15w from both sides}\\\\-50w=-250\qquad\text{divide both sides by (-50)}\\\\\boxed{w=5}`

Answer 2

5

Explanation:

700-35w=450+15w

Subtract 15 from -35

700-50w=450

Subtract 700 from 450

-50w=-250

divide -250 by -50w

answer is 5