When will they pay the same amount?

Gearld's DVD club charges a $10 annual fee and then $2 per DVD purchased. Karen's DVD club charges a $15 annual fee and then $1 per DVD purchased. After purchasing how many DVDs will Gearld and Haren pay the same amount?
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1 Answer

They will pay the same amount when 10+2x=15+x where x=number of DVDs.

2x-x=15-10=5 so x=5 DVDs.

by Top Rated User (1.1m points)

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