Question

(5x+3)×(x+2)=(x+5)×(3x+1)

Answer 1

5х^2+10х+3х+6=3х^2+х+15х+5

2х^2-3х+1=0

Д=(-3)^2-4*2*1=1

х1=3+1/4=4

х2=3-1/4=1/2=0,5