2(-21)+4y=1

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Solution for 2(-21)+4y=1 equation: 



2(-21)+4y=1

We move all terms to the left:

2(-21)+4y-(1)=0

determiningTheFunctionDomain
4y-1+2(-21)=0

We add all the numbers together, and all the variables

4y-43=0

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

4y=43

y=43/4

y=10+3/4

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