a)
6x-12<0
2x-3<0
6x<12
2x<3
x<2
x<1.5
x=(-бесконечность;1.5)______________________
b)
26-x<25
2x+7<13
-x<-1
2x<4
x>1
x=(1;2)
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Verified answer
a)
6x-12<0
2x-3<0
6x<12
2x<3
x<2
x<1.5
x=(-бесконечность;1.5)
______________________
b)
26-x<25
2x+7<13
-x<-1
2x<4
x>1
x<2
x=(1;2)