Answer:
12%
Step-by-step explanation:
Cost Price of the MP3 player =$150
Sales Tax = 8 %
Total sales tax= Tax * Cost Price
=
=12%
He payed a total of 12% sales tax
(a+b)/c
a/c+b/c
since they have the same denominator you can add the numerator together
7x+5=7x+5
-7x. -7x
Answer is 5=5