Time remaining:
Define a variable for the unknown.

label Algebra
account_circle Unassigned
schedule 0 Hours
account_balance_wallet $5

Vicky has a cell-phone plan that charges $45 per month and $0.15 for every minute that she uses the phone beyond what her plan allows. Last month, she was billed $54.60.

Apr 5th, 2015

45+0.15 x = 54.60

0.15x = 9.60

15x = 960

x = 960/15 = 64 minutes

Apr 5th, 2015

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Apr 5th, 2015
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Apr 5th, 2015
Sep 24th, 2017
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