12x-130=140+3x

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Solution for 12x-130=140+3x equation:


Simplifying
12x + -130 = 140 + 3x

Reorder the terms:
-130 + 12x = 140 + 3x

Solving
-130 + 12x = 140 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-130 + 12x + -3x = 140 + 3x + -3x

Combine like terms: 12x + -3x = 9x
-130 + 9x = 140 + 3x + -3x

Combine like terms: 3x + -3x = 0
-130 + 9x = 140 + 0
-130 + 9x = 140

Add '130' to each side of the equation.
-130 + 130 + 9x = 140 + 130

Combine like terms: -130 + 130 = 0
0 + 9x = 140 + 130
9x = 140 + 130

Combine like terms: 140 + 130 = 270
9x = 270

Divide each side by '9'.
x = 30

Simplifying
x = 30

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