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

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



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

We move all terms to the left:

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

We use the square of the difference formula

X^2+(X-1)+49=0

We get rid of parentheses

X^2+X-1+49=0

We add all the numbers together, and all the variables

X^2+X+48=0

a = 1; b = 1; c = +48;
Δ = b2-4ac
Δ = 12-4·1·48
Δ = -191
Delta is less than zero, so there is no solution for the equation

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