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Amy earns 56 dollars each week working part-time at a book store. She earn one additional dollar for each book that she sells.

Let A be the amount (in dollars ) that Amy earns in a week if she sells B books

Write an equation relating A to B.
Then use this equation to find the amount of money Amy earns if she sells 21 books .

1 Answer

2 votes

A = 56+1B

if she sells 21 books

A = 56+21(1)

A = 77


User MMiroslav
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