Respuesta :

a) 35w+55-10w = 25w+55

  28w+75-5w+12 = 23w +87

b)  25w+55 + 23w +87

=48w+142

they will be short by 2(24w+71)

c) 50w+25 = 25(2w+1)

answer: =98w+167

i think

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