Problema Solution
Tom bought 7 new baseball trading cards to add to his collection. The next day his dog ate half his collection. There are now only 26 cards left. How many cards did Tom start with?
Answer provided by our tutors
Let 'x' represent the number of cards that Tom started with.
(x + 7) - (x + 7)/2 = 26
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click here to see the equation solved for x
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x = 45 cards
Tom had 45 cards to start with.