Question

Solve for y: w=3x+7y

Answer 1

y = 1/7(w-3x)

Explanation:

w=3x+7y

Subtract 3x from each side.

w-3x=3x-3x+7y

w-3x-7y

Divide each side by 7.

1/7(w-3x) = 7y/7

1/7(w-3x) = y

y = 1/7(w-3x)