17112.5=x(370-2x)

Solution for 17112.5=x(370-2x) equation:

17112.5=x(370-2x)

We move all terms to the left:

17112.5-(x(370-2x))=0

We add all the numbers together, and all the variables

-(x(-2x+370))+17112.5=0


We calculate terms in parentheses: -(x(-2x+370)), so:

x(-2x+370)

We multiply parentheses

-2x^2+370x

Back to the equation:

-(-2x^2+370x)


We get rid of parentheses

2x^2-370x+17112.5=0

a = 2; b = -370; c = +17112.5;
Δ = b2-4ac
Δ = -3702-4·2·17112.5
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{370}{4}=92+1/2$