close
    3{4x+7(2-2x)}

    0  Views: 1406 Answers: 1 Posted: 13 years ago

    1 Answer

    After you do what Umbriel says, 42 = 30x    
    42/30 = 30x/30
    1 12/30 ( reduced to1 3/10) = x
     



    Related Questions In This Category
    ngôn ngữ trung
    Answers: 0 | Views: 18 | Rating: 0 | Posted: 3 days ago

    Top contributors in Education & Reference category

     
    ROMOS
    Answers: 151 / Questions: 0
    Karma: 8205
     
    Colleen
    Answers: 269 / Questions: 0
    Karma: 6570
     
    Benthere
    Answers: 4 / Questions: 0
    Karma: 4830
     
    Bob/PKB
    Answers: 93 / Questions: 2
    Karma: 3765
    > Top contributors chart

    Unanswered Questions

    tructiepketqua
    Answers: 0 Views: 5 Rating: 0
    u888benthuonghai
    Answers: 0 Views: 10 Rating: 0
    RR88buildvn1
    Answers: 0 Views: 13 Rating: 0
    Atiqur Rahman Shihab
    Answers: 0 Views: 8 Rating: 0
    u8888betorg
    Answers: 0 Views: 10 Rating: 0
    57win
    Answers: 0 Views: 8 Rating: 0
    59zviporg
    Answers: 0 Views: 8 Rating: 0
    > More questions...
    516869
    questions
    752602
    answers
    860697
    users