11y-7y-9=31.20

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Solution for 11y-7y-9=31.20 equation: 



11y-7y-9=31.20

We move all terms to the left:

11y-7y-9-(31.20)=0

We add all the numbers together, and all the variables

11y-7y-9-(31.2)=0

We add all the numbers together, and all the variables

4y-40.2=0

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

4y=40.2

y=40.2/4

y=10+0.2/4

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