3(x+4)=9-3x

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


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

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

Solving
12 + 3x = 9 + -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 + 3x + 3x = 9 + -3x + 3x

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

Combine like terms: -3x + 3x = 0
12 + 6x = 9 + 0
12 + 6x = 9

Add '-12' to each side of the equation.
12 + -12 + 6x = 9 + -12

Combine like terms: 12 + -12 = 0
0 + 6x = 9 + -12
6x = 9 + -12

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

Divide each side by '6'.
x = -0.5

Simplifying
x = -0.5

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