08-09-2017
Mathematics

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Do not know how to solve or work out

Do not know how to solve or work out class=

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texaschic101 texaschic101

08-09-2017

-3x + 20 > = 8
-3x > = 8 - 20
-3x > = -12
x < = -12/-3
x < = 4

( - infinity, 4] <== interval notation

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