X^2+2x+1=7x-7

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Solution for X^2+2x+1=7x-7 equation: 



X^2+2X+1=7X-7

We move all terms to the left:

X^2+2X+1-(7X-7)=0

We get rid of parentheses

X^2+2X-7X+7+1=0

We add all the numbers together, and all the variables

X^2-5X+8=0

a = 1; b = -5; c = +8;
Δ = b2-4ac
Δ = -52-4·1·8
Δ = -7
Delta is less than zero, so there is no solution for the equation

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