Answer:
10
Step-by-step explanation:
You can do 5+5=10 or you can do 5x2=10. You can also do it this way but it is the longer way 1+1+1+1+1+1+1+1+1+1.
Overall the cost will be 152.93 but plus the 7% sales tax the final price will be 163.64 (sale tax 10.71)
6/7.
Coefficient is just the number attached to the variable.