12x-100=30+7x

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Solution for 12x-100=30+7x equation:


Simplifying
12x + -100 = 30 + 7x

Reorder the terms:
-100 + 12x = 30 + 7x

Solving
-100 + 12x = 30 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-100 + 12x + -7x = 30 + 7x + -7x

Combine like terms: 12x + -7x = 5x
-100 + 5x = 30 + 7x + -7x

Combine like terms: 7x + -7x = 0
-100 + 5x = 30 + 0
-100 + 5x = 30

Add '100' to each side of the equation.
-100 + 100 + 5x = 30 + 100

Combine like terms: -100 + 100 = 0
0 + 5x = 30 + 100
5x = 30 + 100

Combine like terms: 30 + 100 = 130
5x = 130

Divide each side by '5'.
x = 26

Simplifying
x = 26

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