-4-3x=9x+20

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Solution for -4-3x=9x+20 equation:


Simplifying
-4 + -3x = 9x + 20

Reorder the terms:
-4 + -3x = 20 + 9x

Solving
-4 + -3x = 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.
-4 + -3x + -9x = 20 + 9x + -9x

Combine like terms: -3x + -9x = -12x
-4 + -12x = 20 + 9x + -9x

Combine like terms: 9x + -9x = 0
-4 + -12x = 20 + 0
-4 + -12x = 20

Add '4' to each side of the equation.
-4 + 4 + -12x = 20 + 4

Combine like terms: -4 + 4 = 0
0 + -12x = 20 + 4
-12x = 20 + 4

Combine like terms: 20 + 4 = 24
-12x = 24

Divide each side by '-12'.
x = -2

Simplifying
x = -2

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