-3y+5y(6y+9)=-1-5(4-y)

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Solution for -3y+5y(6y+9)=-1-5(4-y) equation: 



-3y+5y(6y+9)=-1-5(4-y)

We move all terms to the left:

-3y+5y(6y+9)-(-1-5(4-y))=0

We add all the numbers together, and all the variables

-3y+5y(6y+9)-(-1-5(-1y+4))=0

We multiply parentheses

30y^2-3y+45y-(-1-5(-1y+4))=0



We calculate terms in parentheses: -(-1-5(-1y+4)), so:

-1-5(-1y+4)

determiningTheFunctionDomain
-5(-1y+4)-1

We multiply parentheses

5y-20-1

We add all the numbers together, and all the variables

5y-21

Back to the equation:

-(5y-21)



We add all the numbers together, and all the variables

30y^2+42y-(5y-21)=0

We get rid of parentheses

30y^2+42y-5y+21=0

We add all the numbers together, and all the variables

30y^2+37y+21=0

a = 30; b = 37; c = +21;
Δ = b2-4ac
Δ = 372-4·30·21
Δ = -1151
Delta is less than zero, so there is no solution for the equation

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