6x+90=4x+120

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Solution for 6x+90=4x+120 equation:


Simplifying
6x + 90 = 4x + 120

Reorder the terms:
90 + 6x = 4x + 120

Reorder the terms:
90 + 6x = 120 + 4x

Solving
90 + 6x = 120 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
90 + 6x + -4x = 120 + 4x + -4x

Combine like terms: 6x + -4x = 2x
90 + 2x = 120 + 4x + -4x

Combine like terms: 4x + -4x = 0
90 + 2x = 120 + 0
90 + 2x = 120

Add '-90' to each side of the equation.
90 + -90 + 2x = 120 + -90

Combine like terms: 90 + -90 = 0
0 + 2x = 120 + -90
2x = 120 + -90

Combine like terms: 120 + -90 = 30
2x = 30

Divide each side by '2'.
x = 15

Simplifying
x = 15

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