(-5/7)x=9/10

Solution for (-5/7)x=9/10 equation:

(-5/7)x=9/10

We move all terms to the left:

(-5/7)x-(9/10)=0


Domain of the equation: 7)x!=0

x!=0/1

x!=0

x∈R


We add all the numbers together, and all the variables

(-5/7)x-(+9/10)=0

We multiply parentheses

-5x^2-(+9/10)=0

We get rid of parentheses

-5x^2-9/10=0

We multiply all the terms by the denominator


-5x^2*10-9=0

Wy multiply elements

-50x^2-9=0

a = -50; b = 0; c = -9;
Δ = b2-4ac
Δ = 02-4·(-50)·(-9)
Δ = -1800
Delta is less than zero, so there is no solution for the equation