Answer:
Not a function
Step-by-step explanation:
there's two 9's
Answer:
Step-by-step explanation:
y - 9 = 2(x - 1)
y - 9 = 2x - 2
y = 2x + 7
Answer:
Step-by-step explanation:
-4 = 5 + f....we want to isolate f, so subtract 5 from both sides
-4 - 5 = 5 - 5 + f
-9 = f <===
A composite number is a number with more than 2 factors and 16, 18, 20, and 21 are composite.