15x-45=3(2x-6)

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Solution for 15x-45=3(2x-6) equation:


Simplifying
15x + -45 = 3(2x + -6)

Reorder the terms:
-45 + 15x = 3(2x + -6)

Reorder the terms:
-45 + 15x = 3(-6 + 2x)
-45 + 15x = (-6 * 3 + 2x * 3)
-45 + 15x = (-18 + 6x)

Solving
-45 + 15x = -18 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-45 + 15x + -6x = -18 + 6x + -6x

Combine like terms: 15x + -6x = 9x
-45 + 9x = -18 + 6x + -6x

Combine like terms: 6x + -6x = 0
-45 + 9x = -18 + 0
-45 + 9x = -18

Add '45' to each side of the equation.
-45 + 45 + 9x = -18 + 45

Combine like terms: -45 + 45 = 0
0 + 9x = -18 + 45
9x = -18 + 45

Combine like terms: -18 + 45 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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