0,1*x^2+0,8*x+7=0,1*x-1

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Solution for 0,1*x^2+0,8*x+7=0,1*x-1 equation: 



0.1x^2+0.8x+7=0.1x-1

We move all terms to the left:

0.1x^2+0.8x+7-(0.1x-1)=0

We get rid of parentheses

0.1x^2+0.8x-0.1x+1+7=0

We add all the numbers together, and all the variables

0.1x^2+0.7x+8=0

a = 0.1; b = 0.7; c = +8;
Δ = b2-4ac
Δ = 0.72-4·0.1·8
Δ = -2.71
Delta is less than zero, so there is no solution for the equation

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