Answer:
$883.14
Step-by-step explanation:
Have a great day! ;)
Answer:
If Regina wants a mean of 90, she needs to sell 94 books on the 5th day.
Step-by-step explanation:
b=a-80
c=b-61
c=a-141
a+b+c=3a-221=430
3a=651
a=217 & b =137 & c=76
You have to divide so it would be
X+2/2 = y do you see what I did so then it would be
X+y = xy =2=2xy so you have to first divide then combine like terms
62.4% I think Because you move the decimal over 2 places.