2-4=2y

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Solution for 2-4=2y equation:


Simplifying
2 + -4 = 2y

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

Solving
-2 = 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 + -2y

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

Add '2' to each side of the equation.
-2 + 2 + -2y = 0 + 2

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

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

Divide each side by '-2'.
y = -1

Simplifying
y = -1

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