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

Toán Lớp 6: 1.Tìm x a) 9x – 33 = 3^2017 : 3^2016

Toán Lớp 6: 1.Tìm x
a) 9x – 33 = 3^2017 : 3^2016

Comments ( 2 )

  1. Giải đáp:
     a) 9x -33 = 3^2017 : 3^2016
    => 9x -33= 3
    => 9x = 3 + 33
    => 9x = 36
    => x =36 :9
    => x =4
     

  2. 9 x – 33 = 3^2017 : 3^2016
    9x – 33 = 3^1
    9x – 33 = 3
    9x        = 3 + 33
    9x       = 36
    x         = 36 : 9
    x        = 4

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