To do this problem you need to get q by itself and to do that you would move the 18 over
When you move the 18 over however you need to multiply and you will get 90
When ever you want to get a variable by itself always remember to switch the sign so if it was positive then switch it to negative and vice versa. It will also apply to multiplication and division just like this one
In 4 hours Zaps rental car charges $60 dollars and in 4 hours Easy car rental charges $59.5. So in 4 hours it is less expensive to rent from Easy car rental.
