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taurus [48]
3 years ago
15

When 60 is subtracted from three times Ellen's age the result is Ellen's age . how old is Ellen ??

Mathematics
2 answers:
Semmy [17]3 years ago
5 0
You can set up an equation so lets assume ellens age is e. three times ellens age would be 3e so when 60 is subtracted you do 3e-60, as this results in her age you can say that 3e-60=e
You can take away the e from both sides and get 2e-60=0. If you add the 60 to both sides, you get 2e=60. When you divide 60 by 2 you get 30. Therefore, ellens age is 30
Talja [164]3 years ago
5 0
Ellen is ten i beleive 
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