x+x(-3x)=10

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Solution for x+x(-3x)=10 equation: 



x+x(-3x)=10

We move all terms to the left:

x+x(-3x)-(10)=0

We multiply parentheses

-3x^2+x-10=0

a = -3; b = 1; c = -10;
Δ = b2-4ac
Δ = 12-4·(-3)·(-10)
Δ = -119
Delta is less than zero, so there is no solution for the equation

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