15x-27=42-8x

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Solution for 15x-27=42-8x equation:


Simplifying
15x + -27 = 42 + -8x

Reorder the terms:
-27 + 15x = 42 + -8x

Solving
-27 + 15x = 42 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-27 + 15x + 8x = 42 + -8x + 8x

Combine like terms: 15x + 8x = 23x
-27 + 23x = 42 + -8x + 8x

Combine like terms: -8x + 8x = 0
-27 + 23x = 42 + 0
-27 + 23x = 42

Add '27' to each side of the equation.
-27 + 27 + 23x = 42 + 27

Combine like terms: -27 + 27 = 0
0 + 23x = 42 + 27
23x = 42 + 27

Combine like terms: 42 + 27 = 69
23x = 69

Divide each side by '23'.
x = 3

Simplifying
x = 3

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