Mathematics, 20.08.2019 18:30 allsherm23

Bella is planning to write in a journal. some pages will have one journal entry on them, and other pages will have two journal entries on them. if bella
wants to make 10 entries, how many different ways can she write them in her journal?
i've already seen an answer someone did by diagramming each of the actual coins, but is there an equation i can use, not just for this problem, but also other problems of this type? !

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Bella is planning to write in a journal. some pages will have one journal entry on them, and other p...