(0.7-2x)(0.2+x)=2

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Solution for (0.7-2x)(0.2+x)=2 equation: 



(0.7-2x)(0.2+x)=2

We move all terms to the left:

(0.7-2x)(0.2+x)-(2)=0

We add all the numbers together, and all the variables

(-2x+0.7)(x+0.2)-2=0

We multiply parentheses ..

(-2x^2-0.4x+0.7x+0.14)-2=0

We get rid of parentheses

-2x^2-0.4x+0.7x+0.14-2=0

We add all the numbers together, and all the variables

-2x^2+0.3x-1.86=0

a = -2; b = 0.3; c = -1.86;
Δ = b2-4ac
Δ = 0.32-4·(-2)·(-1.86)
Δ = -14.79
Delta is less than zero, so there is no solution for the equation

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