20-9y=-11

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Solution for 20-9y=-11 equation: 


Simplifying
20 + -9y = -11

Solving
20 + -9y = -11

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -20 + -9y = -11 + -20

Combine like terms: 20 + -20 = 0
0 + -9y = -11 + -20
-9y = -11 + -20

Combine like terms: -11 + -20 = -31
-9y = -31

Divide each side by '-9'.
y = 3.444444444

Simplifying
y = 3.444444444

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