Question 970099
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h=hours babysitting
$5.00+($6.50/hour)(h)=>$21.25 Subtract $5.00 from each side.
($6.50/hour)(h)=>$16.25 Divide each side by $6.50/hr.
h=>2.5 hours
ANSWER: Melissa must babysit at least 2.5 hours to earn at least $21.25.