211=131-y

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Solution for 211=131-y equation:


Simplifying
211 = 131 + -1y

Solving
211 = 131 + -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.
211 + y = 131 + -1y + y

Combine like terms: -1y + y = 0
211 + y = 131 + 0
211 + y = 131

Add '-211' to each side of the equation.
211 + -211 + y = 131 + -211

Combine like terms: 211 + -211 = 0
0 + y = 131 + -211
y = 131 + -211

Combine like terms: 131 + -211 = -80
y = -80

Simplifying
y = -80

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