x-112=20x+30-9

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Solution for x-112=20x+30-9 equation:


Simplifying
x + -112 = 20x + 30 + -9

Reorder the terms:
-112 + x = 20x + 30 + -9

Reorder the terms:
-112 + x = 30 + -9 + 20x

Combine like terms: 30 + -9 = 21
-112 + x = 21 + 20x

Solving
-112 + x = 21 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
-112 + x + -20x = 21 + 20x + -20x

Combine like terms: x + -20x = -19x
-112 + -19x = 21 + 20x + -20x

Combine like terms: 20x + -20x = 0
-112 + -19x = 21 + 0
-112 + -19x = 21

Add '112' to each side of the equation.
-112 + 112 + -19x = 21 + 112

Combine like terms: -112 + 112 = 0
0 + -19x = 21 + 112
-19x = 21 + 112

Combine like terms: 21 + 112 = 133
-19x = 133

Divide each side by '-19'.
x = -7

Simplifying
x = -7

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