Question

2^(х^2+2х-6)-2^(7-2х-х^2)=3,5

Answer 1

(4х+4х-12)-(14-4х-4х)=3,5
4х+4х-12-14+4х+4х=3,5
16х=29.5
х=29.5:16
х=1,84375