X - Ollie's age
8 is subtracted from Ollie's age = x-8
the result is the same as
subtracting 16 from 3 times his age = 3x-16

Ollie is 4 years old.
Answer: 9
Step-by-step explanation:
Answer:
400
Step-by-step explanation:
You would multiply 40 by 10=400
Answer: Its the 2nd and 4th
Step-by-step explanation:
i am sorry i know its not gonna help you now but its for others!
Answer:
108 dollars
Step-by-step explanation:
First, let's convert 6% to a decimal.
We get 0.06 because we multiplied (or divided by 100) it by 1/100.
Now, let's do 0.06 * 300 to get interest on one year. This equals to 18$
Let's now do 18 * 6 to get
108 dollars