(x/7)+(x/9)=(9/14)

Solution for (x/7)+(x/9)=(9/14) equation:

(x/7)+(x/9)=(9/14)

We move all terms to the left:

(x/7)+(x/9)-((9/14))=0

We add all the numbers together, and all the variables

(+x/7)+(+x/9)-((+9/14))=0

We get rid of parentheses

x/7+x/9-((+9/14))=0

We calculate fractions


126x^2/()+98x^2/()+()/()=0

We add all the numbers together, and all the variables

126x^2/()+98x^2/()+1=0

We multiply all the terms by the denominator


126x^2+98x^2+1*()=0

We add all the numbers together, and all the variables

224x^2=0

a = 224; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·224·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{448}=0$