6x-3(x+9)=9

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


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

Reorder the terms:
6x + -3(9 + x) = 9
6x + (9 * -3 + x * -3) = 9
6x + (-27 + -3x) = 9

Reorder the terms:
-27 + 6x + -3x = 9

Combine like terms: 6x + -3x = 3x
-27 + 3x = 9

Solving
-27 + 3x = 9

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 3x = 9 + 27

Combine like terms: -27 + 27 = 0
0 + 3x = 9 + 27
3x = 9 + 27

Combine like terms: 9 + 27 = 36
3x = 36

Divide each side by '3'.
x = 12

Simplifying
x = 12

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