100=10x-20

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Solution for 100=10x-20 equation:


Simplifying
100 = 10x + -20

Reorder the terms:
100 = -20 + 10x

Solving
100 = -20 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
100 + -10x = -20 + 10x + -10x

Combine like terms: 10x + -10x = 0
100 + -10x = -20 + 0
100 + -10x = -20

Add '-100' to each side of the equation.
100 + -100 + -10x = -20 + -100

Combine like terms: 100 + -100 = 0
0 + -10x = -20 + -100
-10x = -20 + -100

Combine like terms: -20 + -100 = -120
-10x = -120

Divide each side by '-10'.
x = 12

Simplifying
x = 12

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