3x+15=5(3x-3)

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Solution for 3x+15=5(3x-3) equation:


Simplifying
3x + 15 = 5(3x + -3)

Reorder the terms:
15 + 3x = 5(3x + -3)

Reorder the terms:
15 + 3x = 5(-3 + 3x)
15 + 3x = (-3 * 5 + 3x * 5)
15 + 3x = (-15 + 15x)

Solving
15 + 3x = -15 + 15x

Solving for variable 'x'.

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

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

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

Combine like terms: 15x + -15x = 0
15 + -12x = -15 + 0
15 + -12x = -15

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

Combine like terms: 15 + -15 = 0
0 + -12x = -15 + -15
-12x = -15 + -15

Combine like terms: -15 + -15 = -30
-12x = -30

Divide each side by '-12'.
x = 2.5

Simplifying
x = 2.5

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