4(3x+-9)=12

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


Simplifying
4(3x + -9) = 12

Reorder the terms:
4(-9 + 3x) = 12
(-9 * 4 + 3x * 4) = 12
(-36 + 12x) = 12

Solving
-36 + 12x = 12

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 12x = 12 + 36

Combine like terms: -36 + 36 = 0
0 + 12x = 12 + 36
12x = 12 + 36

Combine like terms: 12 + 36 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

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