(5/7)x=-15

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Solution for (5/7)x=-15 equation: 



(5/7)x=-15

We move all terms to the left:

(5/7)x-(-15)=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-(-15)=0

We add all the numbers together, and all the variables

(+5/7)x+15=0

We multiply parentheses

5x^2+15=0

a = 5; b = 0; c = +15;
Δ = b2-4ac
Δ = 02-4·5·15
Δ = -300
Delta is less than zero, so there is no solution for the equation

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