-2*(y-1)=2y+4

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


Simplifying
-2(y + -1) = 2y + 4

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

Reorder the terms:
2 + -2y = 4 + 2y

Solving
2 + -2y = 4 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
2 + -2y + -2y = 4 + 2y + -2y

Combine like terms: -2y + -2y = -4y
2 + -4y = 4 + 2y + -2y

Combine like terms: 2y + -2y = 0
2 + -4y = 4 + 0
2 + -4y = 4

Add '-2' to each side of the equation.
2 + -2 + -4y = 4 + -2

Combine like terms: 2 + -2 = 0
0 + -4y = 4 + -2
-4y = 4 + -2

Combine like terms: 4 + -2 = 2
-4y = 2

Divide each side by '-4'.
y = -0.5

Simplifying
y = -0.5

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