12+3(-2x+1)=-15

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Solution for 12+3(-2x+1)=-15 equation: 


Simplifying
12 + 3(-2x + 1) = -15

Reorder the terms:
12 + 3(1 + -2x) = -15
12 + (1 * 3 + -2x * 3) = -15
12 + (3 + -6x) = -15

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

Solving
15 + -6x = -15

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 + -6x = -15 + -15

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

Combine like terms: -15 + -15 = -30
-6x = -30

Divide each side by '-6'.
x = 5

Simplifying
x = 5

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