5x+15=3(2x+6)

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Solution for 5x+15=3(2x+6) equation:


Simplifying
5x + 15 = 3(2x + 6)

Reorder the terms:
15 + 5x = 3(2x + 6)

Reorder the terms:
15 + 5x = 3(6 + 2x)
15 + 5x = (6 * 3 + 2x * 3)
15 + 5x = (18 + 6x)

Solving
15 + 5x = 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.
15 + 5x + -6x = 18 + 6x + -6x

Combine like terms: 5x + -6x = -1x
15 + -1x = 18 + 6x + -6x

Combine like terms: 6x + -6x = 0
15 + -1x = 18 + 0
15 + -1x = 18

Add '-15' to each side of the equation.
15 + -15 + -1x = 18 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 18 + -15
-1x = 18 + -15

Combine like terms: 18 + -15 = 3
-1x = 3

Divide each side by '-1'.
x = -3

Simplifying
x = -3

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