-31+12x=9+10x

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Solution for -31+12x=9+10x equation:


Simplifying
-31 + 12x = 9 + 10x

Solving
-31 + 12x = 9 + 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.
-31 + 12x + -10x = 9 + 10x + -10x

Combine like terms: 12x + -10x = 2x
-31 + 2x = 9 + 10x + -10x

Combine like terms: 10x + -10x = 0
-31 + 2x = 9 + 0
-31 + 2x = 9

Add '31' to each side of the equation.
-31 + 31 + 2x = 9 + 31

Combine like terms: -31 + 31 = 0
0 + 2x = 9 + 31
2x = 9 + 31

Combine like terms: 9 + 31 = 40
2x = 40

Divide each side by '2'.
x = 20

Simplifying
x = 20

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