last week, Sara earned 84 dollars. she earned 14 dollars mowing lawns. she earned the rest of the money babysitting for 7 dollars per hour. how many hours (h) did she spend babysitting?

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19-11-2014
Mathematics

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last week, Sara earned 84 dollars. she earned 14 dollars mowing lawns. she earned the rest of the money babysitting for 7 dollars per hour. how many hours (h) did she spend babysitting?

Sagot :

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Apologiabiologyidn Apologiabiologyidn · Answer 1 · 2014-11-19T15:59:10-05:00

Apologiabiologyidn Apologiabiologyidn

19-11-2014

so she earned 84 total dollars
she earned 14 dollars mowing lawns
she earned (total-mowing lawns=babysitting) 84-14=70 dollar babysitting

7 dollars per hour so
70/7=10 so
h=10

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