15,640 * 7.2% = 1,126.80 Sales tax
Total cost:
cost of an item: 15,640 - 2,500 = 13,140.00
sales tax 1,126.80
registration fee <u> 106.00</u>
14,372.80 2nd option.
Answer: 
Step-by-step explanation:
To find the inverse of a function, you want to replace x with y and y with x. Then, you solve for y.
[replace y with x and x with y]
[subtract both sides by 7/2]
[multiply both sides by -2/3]
[distribute]

Now, we have our inverse function.

Answer:
125 cards
Step-by-step explanation:
20% = 0.2= 1/5
So because 25 is 1/5 0f the total number cards multiply 25 by 4 to get the other 80% and add the first 25 cards to that number.
(25 x 4) + 25= ?
100 + 25 = 125
therefore 125 cards were sold.
Answer:
12+ (-6) + (-2)
Step-by-step explanation:
Take the amount of money she started with and subtract the purchases
12 - 6 -2
If we want to use addition, add the opposite
12+ (-6) + (-2)