3x(x-5)-3=-30

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Solution for 3x(x-5)-3=-30 equation: 



3x(x-5)-3=-30

We move all terms to the left:

3x(x-5)-3-(-30)=0

We add all the numbers together, and all the variables

3x(x-5)+27=0

We multiply parentheses

3x^2-15x+27=0

a = 3; b = -15; c = +27;
Δ = b2-4ac
Δ = -152-4·3·27
Δ = -99
Delta is less than zero, so there is no solution for the equation

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