Question

the sales tax in one town is 8%. So, the total cost of an item can be written as c + 0.08c. What is the total cost of an item that sells for $12?

Answer 1

Step 1. $12.00 
Step 2. 12(0.08) which equals to $0.96
Step 3. $12.00 + ($0.960)
Step 4. we finally get to your result.. which is $12.96 

Answer 2

First you find the percent of 12. 8% of 12 is 0.96. you must add that to 12 and you get $12.98