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19 votes
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You have a deck of t trading cards. You give 17 cards to a friend and have 3 left for yourself. How many cards were in the original deck? Write a simpler, equivalent equation to solve t-17 = 3 and find the number of cards in the deck.​

User Rajab Shakirov
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1 Answer

11 votes
11 votes

Answer:

t-17=3

20-17=3

There are 20 cards in the original deck.

Explanation:

17+3 is 20 so 20-17=3

User Ram Koti
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