120-7x=57

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Solution for 120-7x=57 equation: 


Simplifying
120 + -7x = 57

Solving
120 + -7x = 57

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 = 57 + -120

Combine like terms: 120 + -120 = 0
0 + -7x = 57 + -120
-7x = 57 + -120

Combine like terms: 57 + -120 = -63
-7x = -63

Divide each side by '-7'.
x = 9

Simplifying
x = 9

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