12x-13=5x-15

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Solution for 12x-13=5x-15 equation:


Simplifying
12x + -13 = 5x + -15

Reorder the terms:
-13 + 12x = 5x + -15

Reorder the terms:
-13 + 12x = -15 + 5x

Solving
-13 + 12x = -15 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-13 + 12x + -5x = -15 + 5x + -5x

Combine like terms: 12x + -5x = 7x
-13 + 7x = -15 + 5x + -5x

Combine like terms: 5x + -5x = 0
-13 + 7x = -15 + 0
-13 + 7x = -15

Add '13' to each side of the equation.
-13 + 13 + 7x = -15 + 13

Combine like terms: -13 + 13 = 0
0 + 7x = -15 + 13
7x = -15 + 13

Combine like terms: -15 + 13 = -2
7x = -2

Divide each side by '7'.
x = -0.2857142857

Simplifying
x = -0.2857142857

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