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Mathematics, 25.01.2020 01:31 mistycascaden

The charge to ship a package from one town to another, c, is given below as a function of the weight of the object, w, in pounds.

c = $2.50 + $0.55w

if the shipping cost for cathy's item was $7.29, what was its weight?
a.
18.7 pounds
b.
0.87 of a pound
c.
87 pounds
d.
8.7 pounds

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