12x-15=9x+13

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Solution for 12x-15=9x+13 equation:


Simplifying
12x + -15 = 9x + 13

Reorder the terms:
-15 + 12x = 9x + 13

Reorder the terms:
-15 + 12x = 13 + 9x

Solving
-15 + 12x = 13 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-15 + 12x + -9x = 13 + 9x + -9x

Combine like terms: 12x + -9x = 3x
-15 + 3x = 13 + 9x + -9x

Combine like terms: 9x + -9x = 0
-15 + 3x = 13 + 0
-15 + 3x = 13

Add '15' to each side of the equation.
-15 + 15 + 3x = 13 + 15

Combine like terms: -15 + 15 = 0
0 + 3x = 13 + 15
3x = 13 + 15

Combine like terms: 13 + 15 = 28
3x = 28

Divide each side by '3'.
x = 9.333333333

Simplifying
x = 9.333333333

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