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

Toán Lớp 7: -4,4:9,9=x:1,89 -0,65:0,91=-6,55:x x:2,7=0,7:6,3 2,4:x=5,4:13,5 cần gấppp ạ

Toán Lớp 7: -4,4:9,9=x:1,89
-0,65:0,91=-6,55:x
x:2,7=0,7:6,3
2,4:x=5,4:13,5
cần gấppp ạ

Comments ( 1 )

  1. -4,4 :9,9=x:1,89
    -43,56=x:1,89
    x=-43,56.1,89
    x=-82,3284
    _______________
    0,65 :0,91 = -655 😡
    -5/7=-6,55:x
    x=-6,55:(-5/7)
    x=9,17
    __________________
    x:2,7=0,7:6,3
    x:2,7=1/9
    x=1/9.2,7
    x=0,3
    __________________
    2,4 :x=5,4 :13,5
    2,4: x=0,4
    x=2,4: 0,4
    x=6

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