3+9x=120

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Solution for 3+9x=120 equation: 


Simplifying
3 + 9x = 120

Solving
3 + 9x = 120

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 9x = 120 + -3

Combine like terms: 3 + -3 = 0
0 + 9x = 120 + -3
9x = 120 + -3

Combine like terms: 120 + -3 = 117
9x = 117

Divide each side by '9'.
x = 13

Simplifying
x = 13

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