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

Toán Lớp 8: `2a(x+3)+b(3+x)` giúp bn tui với pls

Toán Lớp 8: 2a(x+3)+b(3+x)
giúp bn tui với pls

Comments ( 2 )

  1. 2a(x+3)+b(3+x)
    =2a(x+3)+b(x+3)
    =(2a+b)(x+3)
    #tcv
     

  2. 2a.(x+3)+b.(3+x)
    =2a.(x+3)+b.(x+3)
    =(x+3).(2a+b)
    $#chúc tus học tốt!!$
    #La
     

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

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