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lalozamudio123 lalozamudio123
  • 23-09-2015
  • Mathematics
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The cost for a certain music plan is $9.99per year plus $0.25per song you download.if you paid $113.74one year find the number of songs you downloaded

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TSO
TSO TSO
  • 23-09-2015

\(9.99+ 0.25 n =113.74\\0.25n = 113.74 - 9.99\\0.25n = 103.75\ =103.75 \times 4 \\\\\boxed {\sf {n=415}}\)

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