3x-12+x=6x-30

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Solution for 3x-12+x=6x-30 equation:


Simplifying
3x + -12 + x = 6x + -30

Reorder the terms:
-12 + 3x + x = 6x + -30

Combine like terms: 3x + x = 4x
-12 + 4x = 6x + -30

Reorder the terms:
-12 + 4x = -30 + 6x

Solving
-12 + 4x = -30 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-12 + 4x + -6x = -30 + 6x + -6x

Combine like terms: 4x + -6x = -2x
-12 + -2x = -30 + 6x + -6x

Combine like terms: 6x + -6x = 0
-12 + -2x = -30 + 0
-12 + -2x = -30

Add '12' to each side of the equation.
-12 + 12 + -2x = -30 + 12

Combine like terms: -12 + 12 = 0
0 + -2x = -30 + 12
-2x = -30 + 12

Combine like terms: -30 + 12 = -18
-2x = -18

Divide each side by '-2'.
x = 9

Simplifying
x = 9

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