12+4(x-1)+(x-2)*(-2)=-1

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Solution for 12+4(x-1)+(x-2)*(-2)=-1 equation: 


Simplifying
12 + 4(x + -1) + (x + -2)(-2) = -1

Reorder the terms:
12 + 4(-1 + x) + (x + -2)(-2) = -1
12 + (-1 * 4 + x * 4) + (x + -2)(-2) = -1
12 + (-4 + 4x) + (x + -2)(-2) = -1

Reorder the terms:
12 + -4 + 4x + (-2 + x)(-2) = -1

Reorder the terms for easier multiplication:
12 + -4 + 4x + -2(-2 + x) = -1
12 + -4 + 4x + (-2 * -2 + x * -2) = -1
12 + -4 + 4x + (4 + -2x) = -1

Reorder the terms:
12 + -4 + 4 + 4x + -2x = -1

Combine like terms: 12 + -4 = 8
8 + 4 + 4x + -2x = -1

Combine like terms: 8 + 4 = 12
12 + 4x + -2x = -1

Combine like terms: 4x + -2x = 2x
12 + 2x = -1

Solving
12 + 2x = -1

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 + 2x = -1 + -12

Combine like terms: 12 + -12 = 0
0 + 2x = -1 + -12
2x = -1 + -12

Combine like terms: -1 + -12 = -13
2x = -13

Divide each side by '2'.
x = -6.5

Simplifying
x = -6.5

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