3y-2(5+7)=21

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Solution for 3y-2(5+7)=21 equation: 



3y-2(5+7)=21

We move all terms to the left:

3y-2(5+7)-(21)=0

determiningTheFunctionDomain
3y-21-2(5+7)=0

We add all the numbers together, and all the variables

3y-21-212=0

We add all the numbers together, and all the variables

3y-233=0

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

3y=233

y=233/3

y=77+2/3

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