Question

Помогите решить. 5 + х² = (х -1) (х+6)

Answer 1

$5+x^2=x^2+6x-x-6 \\ x^2+5=x^2+5x-6 \\ x^2+5-x^2-5x+6=0 \\ -5x+11=0 \\ 5x=11 \\ x=11/5 \\ x=2,2$

Answer 2

5 + x² = x² + 6x - x - 6
x² - x² - 5x = - 6 - 5
5x = 11
x = 11/5
x= 2,2