15x-45=9x

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Solution for 15x-45=9x equation:


Simplifying
15x + -45 = 9x

Reorder the terms:
-45 + 15x = 9x

Solving
-45 + 15x = 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.
-45 + 15x + -9x = 9x + -9x

Combine like terms: 15x + -9x = 6x
-45 + 6x = 9x + -9x

Combine like terms: 9x + -9x = 0
-45 + 6x = 0

Add '45' to each side of the equation.
-45 + 45 + 6x = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 6x = 0 + 45
6x = 0 + 45

Combine like terms: 0 + 45 = 45
6x = 45

Divide each side by '6'.
x = 7.5

Simplifying
x = 7.5

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