5(7.7)-5y=21

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Solution for 5(7.7)-5y=21 equation: 



5(7.7)-5y=21

We move all terms to the left:

5(7.7)-5y-(21)=0

determiningTheFunctionDomain
-5y-21+5(7.7)=0

We add all the numbers together, and all the variables

-5y+17.5=0

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

-5y=-17.5

y=-17.5/-5

y=3+2.5/5

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