3(x+6)+9=6(x+3)+12

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Solution for 3(x+6)+9=6(x+3)+12 equation:


Simplifying
3(x + 6) + 9 = 6(x + 3) + 12

Reorder the terms:
3(6 + x) + 9 = 6(x + 3) + 12
(6 * 3 + x * 3) + 9 = 6(x + 3) + 12
(18 + 3x) + 9 = 6(x + 3) + 12

Reorder the terms:
18 + 9 + 3x = 6(x + 3) + 12

Combine like terms: 18 + 9 = 27
27 + 3x = 6(x + 3) + 12

Reorder the terms:
27 + 3x = 6(3 + x) + 12
27 + 3x = (3 * 6 + x * 6) + 12
27 + 3x = (18 + 6x) + 12

Reorder the terms:
27 + 3x = 18 + 12 + 6x

Combine like terms: 18 + 12 = 30
27 + 3x = 30 + 6x

Solving
27 + 3x = 30 + 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.
27 + 3x + -6x = 30 + 6x + -6x

Combine like terms: 3x + -6x = -3x
27 + -3x = 30 + 6x + -6x

Combine like terms: 6x + -6x = 0
27 + -3x = 30 + 0
27 + -3x = 30

Add '-27' to each side of the equation.
27 + -27 + -3x = 30 + -27

Combine like terms: 27 + -27 = 0
0 + -3x = 30 + -27
-3x = 30 + -27

Combine like terms: 30 + -27 = 3
-3x = 3

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

Simplifying
x = -1

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