Answer:
329.6 $
Step-by-step explanation:
320 + 9.60 = 329.6
Hopefully this helps you :)
Answer:
$=s*1.06 (s+s*.06)
Step-by-step explanation:
You need to multiply be the cost of the shoes (1*s) and the cost of tax (.06) which is the same as multiplying by 1.06
15$ I believe, as we can disregard the two original books (they have been payed for) leaving her to buy 1 book and having seven dollars, however if she needs $8 more you simply need to add 8+7.