The collector

Harry liked to collect old movies. On four different days, he bought two movies. On two other days, he purchased three movies each day. After that, he sold two sets of 2 movies. He figured out how many he had in total, and then he divided that total into two groups to put onto his shelves. How many did he put on each shelf? Choose the expression that best matches this situation.

Correct answer:

x =  5

Step-by-step explanation:

$x=(4\cdot 2+2\cdot 3-2\cdot 2)/2=5$

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