z/5-7=2(1/6)

Solution for z/5-7=2(1/6) equation:

z/5-7=2(1/6)

We move all terms to the left:

z/5-7-(2(1/6))=0

We add all the numbers together, and all the variables

z/5-7-(2(+1/6))=0

We calculate fractions


6z^2/()-7+()/()=0

We add all the numbers together, and all the variables

6z^2/()-6=0

We multiply all the terms by the denominator


6z^2-6*()=0

We add all the numbers together, and all the variables

6z^2=0

a = 6; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·6·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$z=\frac{-b}{2a}=\frac{0}{12}=0$