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How to graph y>2x - 9 and y<4x + 1 ? And what are their solutions of the double shaded region? Thanks! wink 

 Jan 20, 2016
edited by Guest  Jan 20, 2016
 #1
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I hope, you understand it.

4x+1=2x-9       |-1

    4x=2x-10     |-2x

    2x=-10         |:2

      x=-5

 

y=2*(-5)-9

y=-10-9

y=-19

 

laugh

 Jan 20, 2016

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