-124-7x=9x+20

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Solution for -124-7x=9x+20 equation:


Simplifying
-124 + -7x = 9x + 20

Reorder the terms:
-124 + -7x = 20 + 9x

Solving
-124 + -7x = 20 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-124 + -7x + -9x = 20 + 9x + -9x

Combine like terms: -7x + -9x = -16x
-124 + -16x = 20 + 9x + -9x

Combine like terms: 9x + -9x = 0
-124 + -16x = 20 + 0
-124 + -16x = 20

Add '124' to each side of the equation.
-124 + 124 + -16x = 20 + 124

Combine like terms: -124 + 124 = 0
0 + -16x = 20 + 124
-16x = 20 + 124

Combine like terms: 20 + 124 = 144
-16x = 144

Divide each side by '-16'.
x = -9

Simplifying
x = -9

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