213-y=291

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Solution for 213-y=291 equation: 


Simplifying
213 + -1y = 291

Solving
213 + -1y = 291

Solving for variable 'y'.

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

Add '-213' to each side of the equation.
213 + -213 + -1y = 291 + -213

Combine like terms: 213 + -213 = 0
0 + -1y = 291 + -213
-1y = 291 + -213

Combine like terms: 291 + -213 = 78
-1y = 78

Divide each side by '-1'.
y = -78

Simplifying
y = -78

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