-6x+3(x+4)=9

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Solution for -6x+3(x+4)=9 equation:


Simplifying
-6x + 3(x + 4) = 9

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

Reorder the terms:
12 + -6x + 3x = 9

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

Solving
12 + -3x = 9

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -3x = 9 + -12

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

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

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

Simplifying
x = 1

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