W+6/w+2+1=w+7/w+1

Solution for W+6/w+2+1=w+7/w+1 equation:

+6/W+2+1=W+7/W+1

We move all terms to the left:

+6/W+2+1-(W+7/W+1)=0


Domain of the equation: W!=0

W∈R



Domain of the equation: W+1)!=0

W∈R


We add all the numbers together, and all the variables

6/W-(W+7/W+1)+3=0

We get rid of parentheses

6/W-W-7/W-1+3=0

We multiply all the terms by the denominator


-W*W-1*W+3*W+6-7=0

We add all the numbers together, and all the variables

2W-W*W-1=0

Wy multiply elements

-1W^2+2W-1=0

a = -1; b = 2; c = -1;
Δ = b2-4ac
Δ = 22-4·(-1)·(-1)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$W=\frac{-b}{2a}=\frac{-2}{-2}=1$