Jawabanmu

2014-05-22T19:57:25+07:00
1. 2x-3<7
    2x<7+3
    2x<10
   x<10/2
   x<5
  jawaban : b. {2,3,4}

2. 4p-9=p+3
    4p-p=3+9
    3p=12
   p=4
   jawaban : c.{4}
2014-05-22T20:03:41+07:00
K
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