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

Toán Lớp 9: tìm x: a)16x+3+4+12x=0 b)x* √x +1 + √x

Toán Lớp 9: tìm x:
a)16x+3+4+12x=0
b)x* √x +1 + √x

Comments ( 1 )

  1. a)16x+3+4+12x=0
    =>28x+7=0
    =>28x=-7
    =>x=-1/4
    b) Bạn xem lại đề ạ.

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