-2[y-4]=20-2y-12

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Solution for -2[y-4]=20-2y-12 equation:


Simplifying
-2[y + -4] = 20 + -2y + -12

Reorder the terms:
-2[-4 + y] = 20 + -2y + -12
[-4 * -2 + y * -2] = 20 + -2y + -12
[8 + -2y] = 20 + -2y + -12

Reorder the terms:
8 + -2y = 20 + -12 + -2y

Combine like terms: 20 + -12 = 8
8 + -2y = 8 + -2y

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

Combine like terms: 8 + -8 = 0
0 + -2y = 8 + -8 + -2y
-2y = 8 + -8 + -2y

Combine like terms: 8 + -8 = 0
-2y = 0 + -2y
-2y = -2y

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

Combine like terms: -2y + 2y = 0
0 = -2y + 2y

Combine like terms: -2y + 2y = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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