Answer:
The use of symbols to represent ideas or qualities.
The 4th option.
The values with no x or y attached are the y intercept
6x - 7y = 21
Subtract 6x from both sides
6x - 7y - 6x = 21 - 6x
-7y = 21 - 6x
Divide both sides by - 7
-7y/-7 = 21/-7 - 6x/-7
Y = -3 +6x/7
The why intercept, -3 is the same as the one in the question
Answer:

Step-by-step explanation:
Let X be the value of 3.2484848.... infinite times
Multiply by 100

Subtract to get

Thus the number 3.248 repeating decimal with 48 repeating in fraction form is

Answer:
12, 25, 26, 26, 26, 34, 35, 39, 42, 42, 50, 72.
Step-by-step explanation:
A stem and leaf plot works like a digit separator. The left is the first number, which is usually repeated, and the right is the number you add to it.
In this example, 3 is used three times for the numbers 34, 35, and 39.
You have to give the problem and not just the options for me to solve