Question

(-2х-5)•(2х-0,6)=0

Срочно​

Answer 1

$\displaystyle \tt (-2x-5)(2x-0,6)=0\\\\ \displaystyle \tt -2x-5=0\\\displaystyle \tt -2x=5\\\displaystyle \tt x=5\div(-2)\\\displaystyle \tt \bold{x_1=-2,5}\\\\\displaystyle \tt 2x-0,6=0\\\displaystyle \tt 2x=0,6\\\displaystyle \tt x=0,6\div2\\\displaystyle \tt \bold{x_2=0,3}$