9x+x-12x-18x=20

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Solution for 9x+x-12x-18x=20 equation: 


Simplifying
9x + x + -12x + -18x = 20

Combine like terms: 9x + x = 10x
10x + -12x + -18x = 20

Combine like terms: 10x + -12x = -2x
-2x + -18x = 20

Combine like terms: -2x + -18x = -20x
-20x = 20

Solving
-20x = 20

Solving for variable 'x'.

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

Divide each side by '-20'.
x = -1

Simplifying
x = -1

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