2-2y=42

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Solution for 2-2y=42 equation: 


Simplifying
2 + -2y = 42

Solving
2 + -2y = 42

Solving for variable 'y'.

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

Add '-2' to each side of the equation.
2 + -2 + -2y = 42 + -2

Combine like terms: 2 + -2 = 0
0 + -2y = 42 + -2
-2y = 42 + -2

Combine like terms: 42 + -2 = 40
-2y = 40

Divide each side by '-2'.
y = -20

Simplifying
y = -20

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