2(4)-2y=4

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Solution for 2(4)-2y=4 equation: 


Simplifying
2(4) + -2y = 4

Multiply 2 * 4
8 + -2y = 4

Solving
8 + -2y = 4

Solving for variable 'y'.

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

Add '-8' to each side of the equation.
8 + -8 + -2y = 4 + -8

Combine like terms: 8 + -8 = 0
0 + -2y = 4 + -8
-2y = 4 + -8

Combine like terms: 4 + -8 = -4
-2y = -4

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

Simplifying
y = 2

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