1/7y-4=-7

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Solution for 1/7y-4=-7 equation: 



1/7y-4=-7

We move all terms to the left:

1/7y-4-(-7)=0



Domain of the equation: 7y!=0

y!=0/7

y!=0

y∈R



We add all the numbers together, and all the variables

1/7y+3=0

We multiply all the terms by the denominator


3*7y+1=0

Wy multiply elements

21y+1=0

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

21y=-1

y=-1/21

y=-1/21

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