Question

24-(х²+8х-17)= 5-5х-х²
Допоможіть

Answer 1

24 - ( х^2 + 8х - 17 ) = 5 - 5х - х^2
24 - х^2 - 8х + 17 = 5 - 5х - х^2
41 - х^2 - 8х = 5 - 5х - х^2
41 - 8х = 5 - 5х
8х - 5х = 41 - 5
3х = 36
Х = 12