12x-6=15x-15

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Solution for 12x-6=15x-15 equation:


Simplifying
12x + -6 = 15x + -15

Reorder the terms:
-6 + 12x = 15x + -15

Reorder the terms:
-6 + 12x = -15 + 15x

Solving
-6 + 12x = -15 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
-6 + 12x + -15x = -15 + 15x + -15x

Combine like terms: 12x + -15x = -3x
-6 + -3x = -15 + 15x + -15x

Combine like terms: 15x + -15x = 0
-6 + -3x = -15 + 0
-6 + -3x = -15

Add '6' to each side of the equation.
-6 + 6 + -3x = -15 + 6

Combine like terms: -6 + 6 = 0
0 + -3x = -15 + 6
-3x = -15 + 6

Combine like terms: -15 + 6 = -9
-3x = -9

Divide each side by '-3'.
x = 3

Simplifying
x = 3

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