5x+12=3(4x+2)-9x

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Solution for 5x+12=3(4x+2)-9x equation:


Simplifying
5x + 12 = 3(4x + 2) + -9x

Reorder the terms:
12 + 5x = 3(4x + 2) + -9x

Reorder the terms:
12 + 5x = 3(2 + 4x) + -9x
12 + 5x = (2 * 3 + 4x * 3) + -9x
12 + 5x = (6 + 12x) + -9x

Combine like terms: 12x + -9x = 3x
12 + 5x = 6 + 3x

Solving
12 + 5x = 6 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
12 + 5x + -3x = 6 + 3x + -3x

Combine like terms: 5x + -3x = 2x
12 + 2x = 6 + 3x + -3x

Combine like terms: 3x + -3x = 0
12 + 2x = 6 + 0
12 + 2x = 6

Add '-12' to each side of the equation.
12 + -12 + 2x = 6 + -12

Combine like terms: 12 + -12 = 0
0 + 2x = 6 + -12
2x = 6 + -12

Combine like terms: 6 + -12 = -6
2x = -6

Divide each side by '2'.
x = -3

Simplifying
x = -3

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