-7/4y=21

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Solution for -7/4y=21 equation: 



-7/4y=21

We move all terms to the left:

-7/4y-(21)=0



Domain of the equation: 4y!=0

y!=0/4

y!=0

y∈R



We multiply all the terms by the denominator


-21*4y-7=0

Wy multiply elements

-84y-7=0

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

-84y=7

y=7/-84

y=-1/12

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