Answer:
The equation is
and consuela can drive maximum 600 miles.
Explanation:
Given:
Consuela Budget=

Rental Company Charges =

Additional Cost = 30 cents per mile = $0.3 per miles.
Number of days for vacation = 7
We need to find the number of miles Consuela can drive and still be in budget.
Let number of miles she can drive be

Rental Company Charges for per day
number of days + Additional Cost per mile
Number of miles she can drive sholud be less than or equal to Consuela Budget
Now the equation will be.

Hence Consuela can drive maximum of 600 miles to stay within her budget.