The answer is b because 80+60=140, -7 and then divide by three you get 11
It increases then falls, so it is approximately a bell shaped curve.
Answer:
The answer is 173.2
Step-by-step explanation:
The square of 4 and 2 adds up to 20!
4 square is 16.
2 square is 4
So 16+4=20
X * 1.085 = 19.18
solve for x
Why is this how you figure it out? well... you have the price of the CD cover and the total is the price of the CD cover with tax.
Price of the CD cover would be: x * 1 = price of cd cover
Put that tax on there: x * 1.085 = price of cd cover with tax
why .085? move that decimal over two places to the left from the 8.5%