SOLUTION: Joanna bought a certain number of pens and pencils. Each pen costs 90 cents, and each pencil 40 cents. Altogether, she paid 3 dollars and 50 cents? How many pencils did Joanna buy?

Question 684457: Joanna bought a certain number of pens and pencils. Each pen costs 90 cents, and each pencil 40 cents. Altogether, she paid 3 dollars and 50 cents? How many pencils did Joanna buy?
Note: I tried making all kinds of equations but i couldn't do it!
Thank You for your time!
Answer by ReadingBoosters(3246) (Show Source): You can put this solution on YOUR website!
2 pencils
.....................
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