Answer:
X. The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try!
Step-by-step explanation:
Answer:
8 mph
Step-by-step explanation:
The equation for average speed is:

Let's start by finding the distance for each animal:


Now, we can find the average speed:

8 mph
Answer: see below
<u>Step-by-step explanation:</u>
To find the frequency, simply count the number of leaves
Brisbane:
Stem Leaf Frequency
0 0
1 0
2 8,6,5 3
3 5 1
4 8,8,4,2 4
5 9,2,0,0 4
6 7,6,2,2,1,1 6
7 6,2,2,1,1,1,0,0 8
8 9,9,9,8,2 5
Brisbane Graph:

Parth:
Stem Leaf Frequency
0 0,0,1,1,2,2 6
1 0,2,4,5 4
2 0,7,8,9 4
3 0,1,4,6 4
4 1,2,5,5,9 5
5 1,3,3,6,7 5
6 0,1,2 3
7 0
8 0
Parth Graph:

Answer:
X Y and Z are the variables.
Step-by-step explanation