7x+11+3x-9=120

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Solution for 7x+11+3x-9=120 equation:


Simplifying
7x + 11 + 3x + -9 = 120

Reorder the terms:
11 + -9 + 7x + 3x = 120

Combine like terms: 11 + -9 = 2
2 + 7x + 3x = 120

Combine like terms: 7x + 3x = 10x
2 + 10x = 120

Solving
2 + 10x = 120

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 10x = 120 + -2

Combine like terms: 2 + -2 = 0
0 + 10x = 120 + -2
10x = 120 + -2

Combine like terms: 120 + -2 = 118
10x = 118

Divide each side by '10'.
x = 11.8

Simplifying
x = 11.8

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