3(x+4)=-9

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


Simplifying
3(x + 4) = -9

Reorder the terms:
3(4 + x) = -9
(4 * 3 + x * 3) = -9
(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 = -21
3x = -21

Divide each side by '3'.
x = -7

Simplifying
x = -7

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