5x+7y=105
There are four variants are possible
1. You sold 15 adult tickets
2. You sold 7 student tickets and 10 adult tickets
3. You sold 14 student tickets and 5 adult tickets
4. You sold 21 student tickets.
Answer:
Town B is 1.98 times greater than town A.
Step-by-step explanation:
A= 4 times 104 = 416
B= 2 times 105 = 210
416 divided by 210 = 1.98
Answer:
Kristi's prediction is not valid. The probability of a kid choosing a fish plate is about 21%.
Step-by-step explanation:
I took the test ✌
Question 1:
For this case we have the following expression:
We have to:
Rewriting:
We take common factor "-" in the denominator:
ANswer:
Question 2:
For this case we must simplify the following expression:
We eliminate parentheses keeping in mind that:
We add similar terms:
Answer: