7/k=-3k

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Solution for 7/k=-3k equation: 



7/k=-3k

We move all terms to the left:

7/k-(-3k)=0



Domain of the equation: k!=0

k∈R



We get rid of parentheses

7/k+3k=0

We multiply all the terms by the denominator


3k*k+7=0

Wy multiply elements

3k^2+7=0

a = 3; b = 0; c = +7;
Δ = b2-4ac
Δ = 02-4·3·7
Δ = -84
Delta is less than zero, so there is no solution for the equation

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