an airline charges nothing for a suitcase up to 20 lb. for every pound over 20, the airline charges $2 per…

an airline charges nothing for a suitcase up to 20 lb. for every pound over 20, the airline charges $2 per pound (only for pounds over 20). how much does the airline charge for a 35 - lb. suitcase? a $20 b $70 c $2 d $30 question 6 4 points

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