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24 May, 05:14

Applications for a cellular phone cost $0.79 each. Ringtones cost $1.89 each. Write an algebraic expression that represents the total cost of buying a applications and r ringtones.

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  1. 24 May, 05:31
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    The answer to your question is: C = 0.79a + 1.89r

    Step-by-step explanation:

    Data

    Cost = C

    apps = $0.79 = a

    ringtones = $1.89 = r

    C = 0.79a + 1.89r
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