Answer:
9
Step-by-step explanation:
22x = 198
divide both sides by 22
22x/22 = 198/22
x = 9
You might be able to do direct substitution.
Answer:
264
Step-by-step explanation:







Answer:
Step-by-step explanation:
I do not now what you mean?
As determined by the graph, f(-9) = 9