Answer:
the answer in 15% because if you do $208.60 multiplied by 15% you get $31.29.
Step-by-step explanation:
Answer:
(x,y)=(0,0)
Step-by-step explanation:
Simplify -5x+3y=2x
2y=2x
multiply both sides -7x+3y=0
-x+y=0
eliminiate one vaiable
15$ 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.
Answer:
$55
Step-by-step explanation:
I am not good at explaining, but, 10% of 50 is 5.
Marking up means the price goes up.
So if 10% of 50 is 5.
50 + 5 = new price
50 with a mark up of 10% = 55
