Question

решите систему неравенств -2x+10<0, x-5<или равно 1

Answer 1

$left { {-2x+10<0} atop {x-5 leq 1}} right. left { {-2x<-10} atop {x leq 6}} right. left { {x>5} atop {x leq 6}} right.$
x∈(5;6]

Answer 2

 -2x+10<0,
x-5<=1
============
2x>10
x>5
x<=6
ответ 5<x<=6