3(x+-2)=-15

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Solution for 3(x+-2)=-15 equation: 


Simplifying
3(x + -2) = -15

Reorder the terms:
3(-2 + x) = -15
(-2 * 3 + x * 3) = -15
(-6 + 3x) = -15

Solving
-6 + 3x = -15

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 3x = -15 + 6

Combine like terms: -6 + 6 = 0
0 + 3x = -15 + 6
3x = -15 + 6

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

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

Simplifying
x = -3

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