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

Toán Lớp 6: 4) x -36:18 12 5) 440 + 2.(125 – x) = 546 6) 846 :[41-(7x – 5) = 47 7) 10 − ???? = 7 − (−8)

Home/ Toán Lớp 6: 4) x -36:18 12 5) 440 + 2.(125 – x) = 546 6) 846 :[41-(7x – 5) = 47 7) 10 − ???? = 7 − (−8)

Toán Lớp 6: 4) x -36:18 12 5) 440 + 2.(125 – x) = 546 6) 846 :[41-(7x – 5) = 47 7) 10 − ???? = 7 − (−8)

Tháng Tám 19, 2022 Toán học 2 Comments 0 views

Toán Lớp 6: 4) x -36:18 12
5) 440 + 2.(125 – x) = 546
6) 846 :[41-(7x – 5) = 47
7) 10 − ???? = 7 − (−8)

Comments ( 2 )

  1. thudan
    thudan
    19 Tháng Tám, 2022 at 10:38 chiều
    Reply
    4)
    x-2=12
    x=12+2
    x=14
    5)
    440 + 2. (125 – x) = 546
    ⇒2. (125 – x)=546 – 440
    ⇒2. (125 – x)=106
    ⇒125 – x=106 : 2
    ⇒125 – x=53
    ⇔x=125-53
    ⇒x=72

  2. tonhitruc
    tonhitruc
    19 Tháng Tám, 2022 at 10:38 chiều
    Reply
    4)x -36:18=12
    x-2=12
    x=12+2
    x=14
    5)440 + 2. (125 – x) = 546
    2. (125 – x)=546 – 440
    2. (125 – x)=106
    125 – x=106 : 2
    125 – x=53
    x=125-53
    x=72

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

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