x(x-5x)=36

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Solution for x(x-5x)=36 equation: 



x(x-5x)=36

We move all terms to the left:

x(x-5x)-(36)=0

We add all the numbers together, and all the variables

x(-4x)-36=0

We multiply parentheses

-4x^2-36=0

a = -4; b = 0; c = -36;
Δ = b2-4ac
Δ = 02-4·(-4)·(-36)
Δ = -576
Delta is less than zero, so there is no solution for the equation

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