Answer:
D
Step-by-step explanation:

Answer:
the least common multiple is 18
Step-by-step explanation:
Answer:
-9
Step-by-step explanation:
Think about the Keep and change rule, since this is negative, the more negative numbers there are the more it will go deeper. -4 - 5 is -9 because just create a number line and place -4 one it, then jump backwards 5 times.
Answer:
The answer above is wrong, the line is actually supposed to be one to the left, so it would be going through (7,4) and (2,-2)
Step-by-step explanation:
Answer:
4:1
Step-by-step explanation: