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Jennifer is saving money to buy a bike. The bike costs $245. She has $125 saved, and each week she adds $15 to her savings. How long will it take her to save enough to buy the b…

Jennifer is saving money to buy a bike. The bike costs $245. She has $125 saved, and each week she adds $15 to her savings. How long will it take her to save enough to buy the b…
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Jennifer is saving money to buy a bike. The bike costs $245. She has $125 saved, and each week she adds $15 to her savings. How long will it take her to save enough to buy the bike?

-please use algebra not multiplying.

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User Leandro Matilla
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1 Answer

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X= how many weeks it will take since it is the unknown.  125+15*X=225.  Subtract 125 from 225.  You get 15*x=120.  Divide 120 by 15.  You get x=8.  So 8 weeks is your answer.
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User Eponyme Web
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