34=(9y-15)(-2/3)

Solution for 34=(9y-15)(-2/3) equation:

34=(9y-15)(-2/3)

We move all terms to the left:

34-((9y-15)(-2/3))=0

We multiply parentheses ..

-((-18y^2-15*-2/3))+34=0

We multiply all the terms by the denominator


-((-18y^2-15*-2+34*3))=0


We calculate terms in parentheses: -((-18y^2-15*-2+34*3)), so:

(-18y^2-15*-2+34*3)

We get rid of parentheses

-18y^2-2-15*+34*3

We add all the numbers together, and all the variables

-18y^2

Back to the equation:

-(-18y^2)


We get rid of parentheses

18y^2=0

a = 18; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·18·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$y=\frac{-b}{2a}=\frac{0}{36}=0$