y/4+9=21

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Solution for y/4+9=21 equation: 



y/4+9=21

We move all terms to the left:

y/4+9-(21)=0

We add all the numbers together, and all the variables

y/4-12=0

We multiply all the terms by the denominator


y-12*4=0

We add all the numbers together, and all the variables

y-48=0

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

y=48

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