9+3(x+2)=12

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Solution for 9+3(x+2)=12 equation: 


Simplifying
9 + 3(x + 2) = 12

Reorder the terms:
9 + 3(2 + x) = 12
9 + (2 * 3 + x * 3) = 12
9 + (6 + 3x) = 12

Combine like terms: 9 + 6 = 15
15 + 3x = 12

Solving
15 + 3x = 12

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 3x = 12 + -15

Combine like terms: 15 + -15 = 0
0 + 3x = 12 + -15
3x = 12 + -15

Combine like terms: 12 + -15 = -3
3x = -3

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

Simplifying
x = -1

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