-7-8=10x+8-9x

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Solution for -7-8=10x+8-9x equation:


Simplifying
-7 + -8 = 10x + 8 + -9x

Combine like terms: -7 + -8 = -15
-15 = 10x + 8 + -9x

Reorder the terms:
-15 = 8 + 10x + -9x

Combine like terms: 10x + -9x = 1x
-15 = 8 + 1x

Solving
-15 = 8 + 1x

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.
-15 + -1x = 8 + 1x + -1x

Combine like terms: 1x + -1x = 0
-15 + -1x = 8 + 0
-15 + -1x = 8

Add '15' to each side of the equation.
-15 + 15 + -1x = 8 + 15

Combine like terms: -15 + 15 = 0
0 + -1x = 8 + 15
-1x = 8 + 15

Combine like terms: 8 + 15 = 23
-1x = 23

Divide each side by '-1'.
x = -23

Simplifying
x = -23

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