Question

(х+4,5)(6х-1)-(3х+1,6)(2х-1)=-3,8х

Answer 1

6х²-х+27х-4,5-(6х²-3х+3,2х-1,6)=-3,8х
6х²-х+27х-4,5-6х²-0,2х+1,6=-3,8х
25,8х-2,9=-3,8х
29,6х=2,9
х=29/296