8-8x+9x+8=31

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Solution for 8-8x+9x+8=31 equation:


Simplifying
8 + -8x + 9x + 8 = 31

Reorder the terms:
8 + 8 + -8x + 9x = 31

Combine like terms: 8 + 8 = 16
16 + -8x + 9x = 31

Combine like terms: -8x + 9x = 1x
16 + 1x = 31

Solving
16 + 1x = 31

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 1x = 31 + -16

Combine like terms: 16 + -16 = 0
0 + 1x = 31 + -16
1x = 31 + -16

Combine like terms: 31 + -16 = 15
1x = 15

Divide each side by '1'.
x = 15

Simplifying
x = 15

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