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Tim bought nine new baseball trading cards to add to his collection. The next day his dog ate half of his collection. there are now only forty-three cards left. how many cards did tim start with?
please show work and answer.

Respuesta :

angysangryy

Answer:

77

Step-by-step explanation:

the dog ate half so there is only the other half left and there is 43 cards left

1 half + 1 half = 1 whole so 43 + 43 = 86
86 is the total after he bought 9 new cards

86 - 9 = 77