-100x+30=120x+9

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Solution for -100x+30=120x+9 equation:


Simplifying
-100x + 30 = 120x + 9

Reorder the terms:
30 + -100x = 120x + 9

Reorder the terms:
30 + -100x = 9 + 120x

Solving
30 + -100x = 9 + 120x

Solving for variable 'x'.

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

Add '-120x' to each side of the equation.
30 + -100x + -120x = 9 + 120x + -120x

Combine like terms: -100x + -120x = -220x
30 + -220x = 9 + 120x + -120x

Combine like terms: 120x + -120x = 0
30 + -220x = 9 + 0
30 + -220x = 9

Add '-30' to each side of the equation.
30 + -30 + -220x = 9 + -30

Combine like terms: 30 + -30 = 0
0 + -220x = 9 + -30
-220x = 9 + -30

Combine like terms: 9 + -30 = -21
-220x = -21

Divide each side by '-220'.
x = 0.09545454545

Simplifying
x = 0.09545454545

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