100+9y=90

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Solution for 100+9y=90 equation: 


Simplifying
100 + 9y = 90

Solving
100 + 9y = 90

Solving for variable 'y'.

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

Add '-100' to each side of the equation.
100 + -100 + 9y = 90 + -100

Combine like terms: 100 + -100 = 0
0 + 9y = 90 + -100
9y = 90 + -100

Combine like terms: 90 + -100 = -10
9y = -10

Divide each side by '9'.
y = -1.111111111

Simplifying
y = -1.111111111

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