x(-1/3)=7

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Solution for x(-1/3)=7 equation: 



x(-1/3)=7

We move all terms to the left:

x(-1/3)-(7)=0

We multiply parentheses

-1x^2-7=0

a = -1; b = 0; c = -7;
Δ = b2-4ac
Δ = 02-4·(-1)·(-7)
Δ = -28
Delta is less than zero, so there is no solution for the equation

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