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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 8: 1) [3/10 – 4/15 – 7/20]. 5/19 / [1/14 + 1/7 – (-3/5)] . (-4/3) 2) x+4/2000 + x+3/2001 + x+2/2002 + x+1/2003 60 điểm làm nên ae cố gắng

Tháng Tám 2, 2022 Toán học 1 Comment 0 views

Toán Lớp 8: 1)
[3/10 – 4/15 – 7/20]. 5/19 / [1/14 + 1/7 – (-3/5)] . (-4/3)
2)
x+4/2000 + x+3/2001 + x+2/2002 + x+1/2003
60 điểm làm nên ae cố gắng làm giùm mik nha

Comments ( 1 )

  1. hienthucthu97
    hienthucthu97
    2 Tháng Tám, 2022 at 4:56 chiều
    Reply
    Giải đáp:
    (310−415−720)+−519(114+17−−335).43=(1860−1660−2160)+−519(15210+30210−−18210).43=−1960+−519.63210.43=−1960+−338.43=−1960+−219=−3611140+−1201140=−4811140
    2) ????+42000+????+32001+????+22002+????+12003x+{\color{#c92786}{\frac{4}{2000}}}+x+\frac{3}{2001}+x+\frac{2}{2002}+x+\frac{1}{2003}????+1500+????+32001+????+22002+????+12003
     

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222-9+11+12:2*14+14 = ? ( )

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