SOLUTION: david is saving to buy a new phone fior $111. He already has $27. of hr saves $12 per week, how long will it take to save the money he needs?

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Question 1138763: david is saving to buy a new phone fior $111. He already has $27. of hr saves $12 per week, how long will it take to save the money he needs?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +n+ = the number of weeks he needs
+27+%2B+12n+=+111+
+12n+=+111+-+27+
+12n+=+84+
+n+=+7+
It will take him 7 weeks