Question

(х-5)(х+5)=(х-4)2 помогите пожалуйста!!!​

Answer 1

$(x - 5)(x + 5) = {(x - 4)}^{2} \\ {x}^{2} - 25 = {x}^{2} - 8x + 16 \\ {x}^{2} - {x}^{2} + 8x = 16 + 25 \\ 8x = 41 \\ x = \frac{41}{8} \\ x = 5 \frac{1}{8}$