The total bill that would be paid by Jan is equal to $43.125.
<u>Given the following data:</u>
- Cost of Jan’s dinner = $18.50.
- Cost of brother’s dinner = $19.00.
To determine the total bill that would be paid by Jan:
First of all, we would calculate the total cost of their dinner as follows:

Total cost = $37.50
Next, we would calculate the tip cost for the total cost of their dinner:

Tip cost = $5.625
<u>For the </u><u>total bill</u><u>:</u>

Total bill = $43.125.
Read more: brainly.com/question/11285399
Unit rates actually are utilized by people frequently in every day life. A standard work week undertaken by a typical person is 40 hours per week. Unit prices are useful at grocery stores. For example, if five potatoes cost $5, the unit price is determined by dividing the total price by the number of individual potatoes, or $5 divided by 5.
Sorry bro, maybe next time :/
C^2+7 would equal 88. the first equation states that C=9, so you can just plug in 9 for C
4.8, I hope this helps you, I answered this earlier. :)