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  • 06-02-2018
  • Mathematics
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Tom has three times as many pencils as pens but has a total of 100 writing utensils

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dilirba1227p34scl
dilirba1227p34scl dilirba1227p34scl
  • 06-02-2018
Use an equation where x=# of pencils and y=#of pens
x+y=100
x=3y
3y+y=100
4y=100
y=25 pens
x=75 pencils 
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