3m+6=24
3m=18
m=6
So mike traveled 6 miles by taxi.
We know that the taxi driver chargers $3 per mile, so we say M is the mile variable, and for every M there is $3. So 3m+6 (initial fee) is the first part of the formula.
We set 3m+6=24 (24 being the total amount the taxi driver is charging)
