21y+40=+80

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Solution for 21y+40=+80 equation: 



21y+40=+80

We move all terms to the left:

21y+40-(+80)=0

We add all the numbers together, and all the variables

21y+40-80=0

We add all the numbers together, and all the variables

21y-40=0

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

21y=40

y=40/21

y=1+19/21

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