tayraperez tayraperez

23-12-2016
Mathematics

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what is the graph of the solution set of 15<3x+5<21

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apologiabiology apologiabiology

23-12-2016

minus 5 from everybody
10<3x<16
divide everybody by 3
10/3<x<16/3

draw a vertical dotted line at x=10/3 and at x=16/3
shade between those 2 lines

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