Brian sold half of his baseball cards. The next day, he bought 10 more. Now he has a total of 50 cards. Write and solve an equat ion to determine how many baseball cards he had before he sold any. Let b represent the number of baseball cards he had.
2 answers:
Answer: 20 pencils and 80 cards
Step-by-step explanation:
Answer:
80
Step-by-step explanation:
50*2= b b/2=40 40+10=50
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