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29-10-2014
Mathematics

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1)What is 2-2(-1-8x)<=-44? I need to show my work also.2) 6(2-4a)>-60? :/

Respuesta :

crisforp crisforp

29-10-2014

1)

2 + 2 + 16x <= - 44

4 + 16x <= - 44

16x <= - 48

x <= - 3

x∈( -oo , - 3 ]

2)

12 - 24a > - 60

72 > 24a

3 > a

a < 3

a∈( -oo, + 3 ).

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