9x+90=6x+120

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Solution for 9x+90=6x+120 equation:


Simplifying
9x + 90 = 6x + 120

Reorder the terms:
90 + 9x = 6x + 120

Reorder the terms:
90 + 9x = 120 + 6x

Solving
90 + 9x = 120 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
90 + 9x + -6x = 120 + 6x + -6x

Combine like terms: 9x + -6x = 3x
90 + 3x = 120 + 6x + -6x

Combine like terms: 6x + -6x = 0
90 + 3x = 120 + 0
90 + 3x = 120

Add '-90' to each side of the equation.
90 + -90 + 3x = 120 + -90

Combine like terms: 90 + -90 = 0
0 + 3x = 120 + -90
3x = 120 + -90

Combine like terms: 120 + -90 = 30
3x = 30

Divide each side by '3'.
x = 10

Simplifying
x = 10

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