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

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


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

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

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

Remove parenthesis around (-12 + 3x)
9 + 4x = 2 + -12 + 3x

Combine like terms: 2 + -12 = -10
9 + 4x = -10 + 3x

Solving
9 + 4x = -10 + 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.
9 + 4x + -3x = -10 + 3x + -3x

Combine like terms: 4x + -3x = 1x
9 + 1x = -10 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 + 1x = -10 + 0
9 + 1x = -10

Add '-9' to each side of the equation.
9 + -9 + 1x = -10 + -9

Combine like terms: 9 + -9 = 0
0 + 1x = -10 + -9
1x = -10 + -9

Combine like terms: -10 + -9 = -19
1x = -19

Divide each side by '1'.
x = -19

Simplifying
x = -19

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