Hey!
First, let's write the problem.

Multiply

with

.

Subtract

from both sides.


Divide both sides by

.


Let me know if you have any questions regarding this problem!
Thanks!
-TetraFish
She will get 23 books.
So, first, you take the shipping away to get $93.05,
then you divide $93.05 by $3.95 which equals 23.55
and you can't have half a book; so it's 23!
B.) y is vertical x is horizontal (x,y) x meets at -3 and y never touches <span />
Answer: Angle B is 22 and angle A is 158
Step-by-step explanation: I hope this helped!