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07-11-2022
Mathematics

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A set of weights includes a 20 lb barbell and 6 pairs of
weight plates. Each pair of plates weighs 30 lb. lfx
pairs of plates are added to the barbell, the total weight
of the barbell and plates in pounds can be represented
by f(x) = 30x + 20.

A set of weights includes a 20 lb barbell and 6 pairs of weight plates Each pair of plates weighs 30 lb lfx pairs of plates are added to the barbell the total w class=

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