SOLUTION: A taxicab charges $1.60 for the first mile and $0.80 for each additional mile. Marie spent $15 on her cab ride, which includes a $2.20 tip. How many miles long was Marie’s cab ride

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Question 1006191: A taxicab charges $1.60 for the first mile and $0.80 for each additional mile. Marie spent $15 on her cab ride, which includes a $2.20 tip. How many miles long was Marie’s cab ride?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Without the tip, she paid:
+15+-+2.2+=+12.8+
Let +x+ = number of miles for cab ride
+1.6+%2B+.8x+=+12.8+
+.8x+=+11.2+
+x+=+14+
The cab ride was 14 mi