-3x-4=5x+20

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Solution for -3x-4=5x+20 equation:


Simplifying
-3x + -4 = 5x + 20

Reorder the terms:
-4 + -3x = 5x + 20

Reorder the terms:
-4 + -3x = 20 + 5x

Solving
-4 + -3x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-4 + -3x + -5x = 20 + 5x + -5x

Combine like terms: -3x + -5x = -8x
-4 + -8x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
-4 + -8x = 20 + 0
-4 + -8x = 20

Add '4' to each side of the equation.
-4 + 4 + -8x = 20 + 4

Combine like terms: -4 + 4 = 0
0 + -8x = 20 + 4
-8x = 20 + 4

Combine like terms: 20 + 4 = 24
-8x = 24

Divide each side by '-8'.
x = -3

Simplifying
x = -3

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