Brenc5exi4menferlowf Brenc5exi4menferlowf

29-05-2016
Mathematics

Answered

Solve this inequality.

-5x + 7 42

x > 245

x < -175

x > 7

x < -7

Verified Answer :

29-05-2016

Hello,

Hard to devine the non marked sign!

Let' s go without than.

-5x+7 ? 42
==>-5x? 42-7
==>-5x ? 35
==>x not ? 35/(-5)
==>x not ? -7

Answer D and the missing signe is

not ? is <
==> ? is >

Very hard to make math !!!

Answer Link

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