3=-4/y-4

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Solution for 3=-4/y-4 equation: 



3=-4/y-4

We move all terms to the left:

3-(-4/y-4)=0



Domain of the equation: y-4)!=0

y∈R



We get rid of parentheses

4/y+4+3=0

We multiply all the terms by the denominator


4*y+3*y+4=0

We add all the numbers together, and all the variables

7y+4=0

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

7y=-4

y=-4/7

y=-4/7

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