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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