Pomagide pojalusta;Resite neravenstva

Question

Pomagide pojalusta;Resite neravenstva

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Answer 1

3x-1.8<4.2<br>3x<6<br>x<2<br>x∈(-∞;2)
2.5+0.375x>x
2.5>0.625x
x<4<br>x∈(-∞;4)
0.6x+7-0.4x<2<br>0.4x>-2
x>-5
x∈(-5;+∞)
5/6x-0.25>x+0.75
-1/6x>1
1/6x<-1<br>x<-6<br>x∈(-∞;-6)

Comments

sps konecno ti nesmogbi na tetrade napisat sfotat? ya tak necego neponel esli cedtno