8x-31.5=x

Solution for 8x-31.5=x equation:

Simplifying
8x + -31.5 = x

Reorder the terms:
-31.5 + 8x = x

Solving
-31.5 + 8x = x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
-31.5 + 8x + -1x = x + -1x

Combine like terms: 8x + -1x = 7x
-31.5 + 7x = x + -1x

Combine like terms: x + -1x = 0
-31.5 + 7x = 0

Add '31.5' to each side of the equation.
-31.5 + 31.5 + 7x = 0 + 31.5

Combine like terms: -31.5 + 31.5 = 0.0
0.0 + 7x = 0 + 31.5
7x = 0 + 31.5

Combine like terms: 0 + 31.5 = 31.5
7x = 31.5

Divide each side by '7'.
x = 4.5

Simplifying
x = 4.5