(х⁴-3)(х+5)=29-2х+х⁴(х+5)
х^5+5х⁴-3х-15=29-2х+х^5+5х⁴
х^5+5х⁴-3х-15-29+2х-х^5-5х⁴=0
-3х-15-29+2х=0
-х-44=0 |*(-1)
х+44=0
х=-44
(х⁴-3)(х+5)=29-2х+х⁴(х+5)
х^5+5х⁴-3х-15=29-2х+х^5+5х⁴
х^5+5х⁴-3х-15-29+2х-х^5-5х⁴=0
-3х-15-29+2х=0
-х-44=0 |*(-1)
х+44=0
х=-44