(6x-120)+x=90

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Solution for (6x-120)+x=90 equation:


Simplifying
(6x + -120) + x = 90

Reorder the terms:
(-120 + 6x) + x = 90

Remove parenthesis around (-120 + 6x)
-120 + 6x + x = 90

Combine like terms: 6x + x = 7x
-120 + 7x = 90

Solving
-120 + 7x = 90

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + 7x = 90 + 120

Combine like terms: -120 + 120 = 0
0 + 7x = 90 + 120
7x = 90 + 120

Combine like terms: 90 + 120 = 210
7x = 210

Divide each side by '7'.
x = 30

Simplifying
x = 30

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