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33 votes
33 votes
Myra owns a car service that charges a $5 flat rate and an additional fifty cents per mile which is represented by the equation y equals .5 x + 5, where x is the the number of miles and y is the total cost. how much is the total cost for a car with 30 milesa. $10b. $15c. $20d. $35

User MJLefevre
by
2.7k points

1 Answer

11 votes
11 votes

x= number of miles covered

y = total cost


y=0.5x+5
\begin{gathered} \text{total cost for 30 miles } \\ y=0.5x+5 \\ y=0.5(30)+5 \\ y=15+5 \\ y=20\text{ dollars} \end{gathered}

C. $20

User Rodrigo Lopetegui
by
3.5k points
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