Mathematics

Mathematics, 23.03.2021 22:00, lil8174

Thomas bought several paintbrushes for $4 each. He paid with a $20 bill. The expression 20 – 4n is used to determine how much change Thomas receives. What does the variable n represent?

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Thomas bought several paintbrushes for $4 each. He paid with a $20 bill. The expression 20 – 4n is u...

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