Answer:
(-3,-4)
Step-by-step explanation:
The vertex is where the parabola curves.
1. -4 times 3 and 21
2.add -12 and -84
3.-96 dived by 2
4 equals -48
Answer:$29.82
First find the discount, then find the tax
On the 40th and the 80th you will receive both a free beverage and a free appetizer. You can find this by simply finding the multiples of both number up to 100 (or a little more than 100) to find out on which dates you'd get bothe an appetizer and beverage for free. Here are the multiples of both, to prove this answer.
- 8: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104.
- 10: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.
Thus making 40 and 80 the answers. I hope this helps!
25/4 is the right answer have a good day :)
