9x-8x+6=15-18

Solution for 9x-8x+6=15-18 equation:

Simplifying
9x + -8x + 6 = 15 + -18

Reorder the terms:
6 + 9x + -8x = 15 + -18

Combine like terms: 9x + -8x = 1x
6 + 1x = 15 + -18

Combine like terms: 15 + -18 = -3
6 + 1x = -3

Solving
6 + 1x = -3

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 1x = -3 + -6

Combine like terms: 6 + -6 = 0
0 + 1x = -3 + -6
1x = -3 + -6

Combine like terms: -3 + -6 = -9
1x = -9

Divide each side by '1'.
x = -9

Simplifying
x = -9