3+8x=x-39

Solution for 3+8x=x-39 equation:

Simplifying
3 + 8x = x + -39

Reorder the terms:
3 + 8x = -39 + x

Solving
3 + 8x = -39 + 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.
3 + 8x + -1x = -39 + x + -1x

Combine like terms: 8x + -1x = 7x
3 + 7x = -39 + x + -1x

Combine like terms: x + -1x = 0
3 + 7x = -39 + 0
3 + 7x = -39

Add '-3' to each side of the equation.
3 + -3 + 7x = -39 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = -39 + -3
7x = -39 + -3

Combine like terms: -39 + -3 = -42
7x = -42

Divide each side by '7'.
x = -6

Simplifying
x = -6