9+y=100

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Solution for 9+y=100 equation: 


Simplifying
9 + y = 100

Solving
9 + y = 100

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + y = 100 + -9

Combine like terms: 9 + -9 = 0
0 + y = 100 + -9
y = 100 + -9

Combine like terms: 100 + -9 = 91
y = 91

Simplifying
y = 91

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