Question

me ayudan plis〖(x-1)〗^2-7=〖(x-2)〗^2

Answer 1

(x-1)^2 = x^2 -x -x +1

(x-2)^2 = x^2 -2x -2x +4

Agrupando...

x^2 -x -x +1 -7 > x^2 -2x -2x +4

-x - x +2x +2x > 4 -1 +7

2x > 10

x > 10/2

x > 5

espero que te sirva