It's just like multiplying and dividing a negative, such as -1 *2=-2 and -2 / 1= -1
if there is one negative then it will be negative, so in this case it will be -7 / 2=
answer= -3 1/2
Equilateral because all sides are equal
Answer: 
Step-by-step explanation:
1. You know that the high-speed camera is ready to film him between 15 meters and 10 meters above the ground.
2. The problem gives you the following equation:

3. Therefore, you must calculate the time when
and when
, as following:

4. Therefore, the answer is:

Answer:
Expression
Step-by-step explanation: