Question

Solve the literal equation for x

y = 8x - x

Answer 1

x = 7/y

Explanation:

y = 8x - x

The first step is to combine like terms.

8x-x = 7x

y = 7x

Now we need to isolate x by dividing each side by 7.

y/7 = 7x/7

y/7 = x

The solution is

x = 7/y