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

Toán Lớp 7: (-0,52):x=(-9,36):16,8 Đề: tìm x

Toán Lớp 7: (-0,52):x=(-9,36):16,8
Đề: tìm x

Comments ( 1 )

  1. \text{(-0,52):x=(-9,36):16,8}
    →\text{(-0,52):x=}$\frac{-39}{70}$ 
    →\text{x=(-0,52):}$\frac{-39}{70}$ 
    →\text{x=}$\frac{14}{15}$ 
    \text{KL:Vậy:x=}$\frac{14}{15}$
    \text{#mct}

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

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