5x+20=15x-90

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Solution for 5x+20=15x-90 equation:


Simplifying
5x + 20 = 15x + -90

Reorder the terms:
20 + 5x = 15x + -90

Reorder the terms:
20 + 5x = -90 + 15x

Solving
20 + 5x = -90 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
20 + 5x + -15x = -90 + 15x + -15x

Combine like terms: 5x + -15x = -10x
20 + -10x = -90 + 15x + -15x

Combine like terms: 15x + -15x = 0
20 + -10x = -90 + 0
20 + -10x = -90

Add '-20' to each side of the equation.
20 + -20 + -10x = -90 + -20

Combine like terms: 20 + -20 = 0
0 + -10x = -90 + -20
-10x = -90 + -20

Combine like terms: -90 + -20 = -110
-10x = -110

Divide each side by '-10'.
x = 11

Simplifying
x = 11

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