-2[y-4]=12-y

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Solution for -2[y-4]=12-y equation:


Simplifying
-2[y + -4] = 12 + -1y

Reorder the terms:
-2[-4 + y] = 12 + -1y
[-4 * -2 + y * -2] = 12 + -1y
[8 + -2y] = 12 + -1y

Solving
8 + -2y = 12 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
8 + -2y + y = 12 + -1y + y

Combine like terms: -2y + y = -1y
8 + -1y = 12 + -1y + y

Combine like terms: -1y + y = 0
8 + -1y = 12 + 0
8 + -1y = 12

Add '-8' to each side of the equation.
8 + -8 + -1y = 12 + -8

Combine like terms: 8 + -8 = 0
0 + -1y = 12 + -8
-1y = 12 + -8

Combine like terms: 12 + -8 = 4
-1y = 4

Divide each side by '-1'.
y = -4

Simplifying
y = -4

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