X+3x-12=7x-18

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Solution for X+3x-12=7x-18 equation:


Simplifying
X + 3x + -12 = 7x + -18

Reorder the terms:
-12 + X + 3x = 7x + -18

Reorder the terms:
-12 + X + 3x = -18 + 7x

Solving
-12 + X + 3x = -18 + 7x

Solving for variable 'X'.

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

Add '12' to each side of the equation.
-12 + X + 12 + 3x = -18 + 12 + 7x

Reorder the terms:
-12 + 12 + X + 3x = -18 + 12 + 7x

Combine like terms: -12 + 12 = 0
0 + X + 3x = -18 + 12 + 7x
X + 3x = -18 + 12 + 7x

Combine like terms: -18 + 12 = -6
X + 3x = -6 + 7x

Add '-3x' to each side of the equation.
X + 3x + -3x = -6 + 7x + -3x

Combine like terms: 3x + -3x = 0
X + 0 = -6 + 7x + -3x
X = -6 + 7x + -3x

Combine like terms: 7x + -3x = 4x
X = -6 + 4x

Simplifying
X = -6 + 4x

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