Answer:
LETTERS
Step-by-step explanation:
In Arithmetic, variables look like LETTERS.
Answer:
it is 72
Step-by-step explanation:
Answer:
Yes
Step-by-step explanation:
you can plug any number from the graph on the line and it's still going to equal something, i'm sorry this is really bad explaing but when it's a straight line you can plug anything in and still get an answer
Answer:
Step-by-step explanation:
n+21