Y=3.9x+1.8

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Solution for Y=3.9x+1.8 equation: 



=3.9Y+1.8

We move all terms to the left:

-(3.9Y+1.8)=0

We get rid of parentheses

-3.9Y-1.8=0

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

-3.9Y=1.8

Y=1.8/-3.9

Y=-1/2.1666666666667

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