brodybb4961 brodybb4961

26-09-2017
Mathematics

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Sari has 3 times as many pencil erasers asSam. Together they have 28 erasers. How many erasers does Sari have?

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musiclover10045 musiclover10045

26-09-2017

3x +x = 28

4x = 28

x = 28/4 = 7

7x3 = 21

Sari has 21 erasers

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