Answer:
4 + 2x = 28; = 12
Explanation:
Start with the initial fee which is $4. Then times 2 with your miles for an example: (money with miles)2 x 6(miles) and you should have $12 dollars in total 2 x 4 which equal $8 and 2x2 which equal 4...
2 x 6 = 12
2 x 4 = 8
2 x 2= 4
add all those up and you should get 28..
To check your work do
4 + 2(12) = 28
4 + 24 + 28
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