-9-2x=2x+20

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Solution for -9-2x=2x+20 equation:


Simplifying
-9 + -2x = 2x + 20

Reorder the terms:
-9 + -2x = 20 + 2x

Solving
-9 + -2x = 20 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-9 + -2x + -2x = 20 + 2x + -2x

Combine like terms: -2x + -2x = -4x
-9 + -4x = 20 + 2x + -2x

Combine like terms: 2x + -2x = 0
-9 + -4x = 20 + 0
-9 + -4x = 20

Add '9' to each side of the equation.
-9 + 9 + -4x = 20 + 9

Combine like terms: -9 + 9 = 0
0 + -4x = 20 + 9
-4x = 20 + 9

Combine like terms: 20 + 9 = 29
-4x = 29

Divide each side by '-4'.
x = -7.25

Simplifying
x = -7.25

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