(7-3x)(x-2)=4

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Solution for (7-3x)(x-2)=4 equation: 



(7-3x)(x-2)=4

We move all terms to the left:

(7-3x)(x-2)-(4)=0

We add all the numbers together, and all the variables

(-3x+7)(x-2)-4=0

We multiply parentheses ..

(-3x^2+6x+7x-14)-4=0

We get rid of parentheses

-3x^2+6x+7x-14-4=0

We add all the numbers together, and all the variables

-3x^2+13x-18=0

a = -3; b = 13; c = -18;
Δ = b2-4ac
Δ = 132-4·(-3)·(-18)
Δ = -47
Delta is less than zero, so there is no solution for the equation

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