Let be the number of days spent at Tahoe and San Francisco, respectively.
We don't know the values of and yet, but we know that the holiday lasted 9 days:
We also know that each day spent in Tahoe costed 350 and each day spent in San Francisco costed 475. So, the total cost of the holiday is the sum of the number of days muliplied by their cost:
If we put the two equations together, we have the system
Which yields
Yes, they are proportional. if you divide the second fraction down to simplest form, you get 7/12, which is equal to the first fraction.
Answer: D
Step-by-step explanation:
D is the only one that states the correct slope
Answer:
D
Step-by-step explanation:
27÷3=9
Answer:
Is this high school work?
Step-by-step explanation: