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

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



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

We move all terms to the left:

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

We get rid of parentheses

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

We multiply parentheses ..

(+2x^2+14x+3x+21)-4x+2=0

We get rid of parentheses

2x^2+14x+3x-4x+21+2=0

We add all the numbers together, and all the variables

2x^2+13x+23=0

a = 2; b = 13; c = +23;
Δ = b2-4ac
Δ = 132-4·2·23
Δ = -15
Delta is less than zero, so there is no solution for the equation

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