3=2-y

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Solution for 3=2-y equation: 


Simplifying
3 = 2 + -1y

Solving
3 = 2 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
3 + y = 2 + -1y + y

Combine like terms: -1y + y = 0
3 + y = 2 + 0
3 + y = 2

Add '-3' to each side of the equation.
3 + -3 + y = 2 + -3

Combine like terms: 3 + -3 = 0
0 + y = 2 + -3
y = 2 + -3

Combine like terms: 2 + -3 = -1
y = -1

Simplifying
y = -1

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