Answer:
1239
Explanation:
Juanita: x
Guido: 5x
Marla: 5x+7
We know Juanita drove 112 miles. This means that x=112.
Juanita: 112
Guido: 5*112=560
Marla: 560+7= 567
Now we can add up the number of miles each friend drove to get the total distance of the trip.
112+560+567=1239