(2/21)y-(6/7)=(8/21)

Solution for (2/21)y-(6/7)=(8/21) equation:

(2/21)y-(6/7)=(8/21)

We move all terms to the left:

(2/21)y-(6/7)-((8/21))=0


Domain of the equation: 21)y!=0

y!=0/1

y!=0

y∈R


We add all the numbers together, and all the variables

(+2/21)y-(+6/7)-((+8/21))=0

We multiply parentheses

2y^2-(+6/7)-((+8/21))=0

We get rid of parentheses

2y^2-6/7-((+8/21))=0

We calculate fractions


2y^2+()/()+()/()=0

We add all the numbers together, and all the variables

2y^2+2=0

a = 2; b = 0; c = +2;
Δ = b2-4ac
Δ = 02-4·2·2
Δ = -16
Delta is less than zero, so there is no solution for the equation