X(1+7x)-6(-7-x)=36

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Solution for X(1+7x)-6(-7-x)=36 equation: 



X(1+7X)-6(-7-X)=36

We move all terms to the left:

X(1+7X)-6(-7-X)-(36)=0

We add all the numbers together, and all the variables

X(7X+1)-6(-1X-7)-36=0

We multiply parentheses

7X^2+X+6X+42-36=0

We add all the numbers together, and all the variables

7X^2+7X+6=0

a = 7; b = 7; c = +6;
Δ = b2-4ac
Δ = 72-4·7·6
Δ = -119
Delta is less than zero, so there is no solution for the equation

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