9y-7y-9=21.96

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Solution for 9y-7y-9=21.96 equation: 



9y-7y-9=21.96

We move all terms to the left:

9y-7y-9-(21.96)=0

We add all the numbers together, and all the variables

2y-30.96=0

We move all terms containing y to the left, all other terms to the right

2y=30.96

y=30.96/2

y=15+0.96/2

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