Answer:
x - 31 69
Tonisha has to make at least $100 in revenue
Step-by-step explanation:
Set up the inequality:
x - 31 represents her profit
Since she wants to make at least $69 a day, use 69
So, the inequality is x - 31 69
Then, solve for x to find how much she has to sell:
x 100
So, Tonisha has to make at least $100 in revenue
Please see this link to get answer
14.
let me know if you want the steps
$36.80
15% of 32 = 0.15x32 = $4.80
32+4.80 because it was a tip being added to the bill
=36.80