-131-9x=10x+21

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Solution for -131-9x=10x+21 equation:


Simplifying
-131 + -9x = 10x + 21

Reorder the terms:
-131 + -9x = 21 + 10x

Solving
-131 + -9x = 21 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
-131 + -9x + -10x = 21 + 10x + -10x

Combine like terms: -9x + -10x = -19x
-131 + -19x = 21 + 10x + -10x

Combine like terms: 10x + -10x = 0
-131 + -19x = 21 + 0
-131 + -19x = 21

Add '131' to each side of the equation.
-131 + 131 + -19x = 21 + 131

Combine like terms: -131 + 131 = 0
0 + -19x = 21 + 131
-19x = 21 + 131

Combine like terms: 21 + 131 = 152
-19x = 152

Divide each side by '-19'.
x = -8

Simplifying
x = -8

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