pireson

  1. J

    First pireson to get it right gets 10 points! it is 7th grade math?

    it is 7th grade math and i dont understand it (it is my home work) so i need alittle help. here is the problem: Simplfye the problem: -4r+2r+5 a) 2r+8 b)7x-3 c)6x+8 d)12x+8
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