<PRE><B>Question 1010662</B>
 Renee has $70 saved and she decides to buy a shirt that costs $15. Later that week, she does some yard work and earns some money. If she now has a total of $85 saved, how much did she earn doing yard work? 
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70-15+y = 85
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55+y = 85
yard work = $30
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Cheers,
Stan H.
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