(0.3+0.7y)/y=0.85

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Solution for (0.3+0.7y)/y=0.85 equation: 



(0.3+0.7y)/y=0.85

We move all terms to the left:

(0.3+0.7y)/y-(0.85)=0



Domain of the equation: y!=0

y∈R



We add all the numbers together, and all the variables

(0.7y+0.3)/y-(0.85)=0

We add all the numbers together, and all the variables

(0.7y+0.3)/y-0.85=0

We multiply all the terms by the denominator


(0.7y+0.3)-(0.85)*y=0

We multiply parentheses

(0.7y+0.3)-0.85y=0

We get rid of parentheses

0.7y-0.85y+0.3=0

We add all the numbers together, and all the variables

-0.15y+0.3=0

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

-0.15y=-0.3

y=-0.3/-0.15

y=+2

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