Mathematics, 02.01.2020 22:31 angellynn581
Naila worked 3.5 hours more than lisa. together, they worked a total of 18 hours. lisa worked h hours.
h+7=18
h+3.5=18
h+(h+3.5)=18
h+(h−3.5)=18
Answers: 1
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Naila worked 3.5 hours more than lisa. together, they worked a total of 18 hours. lisa worked h hour...
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