12x-15=7x-13

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Solution for 12x-15=7x-13 equation:


Simplifying
12x + -15 = 7x + -13

Reorder the terms:
-15 + 12x = 7x + -13

Reorder the terms:
-15 + 12x = -13 + 7x

Solving
-15 + 12x = -13 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-15 + 12x + -7x = -13 + 7x + -7x

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

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

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

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

Combine like terms: -13 + 15 = 2
5x = 2

Divide each side by '5'.
x = 0.4

Simplifying
x = 0.4

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