7. The Ibrary at school is organized by fiction and non-fiction books. There are 3
non-fiction books for every 7 fiction books.
How many total books are there if the library
has 20 non riction books?
7

the answer is y < -3 or   y > 3

-3y > 7 + 2

-3 y > 9

y < -3

a.for lorena 14 hours makes $126   for 16 hours she makes 144

for julie 6 hours makes $72 for 21 hours its $252

b. julie makes more money than lorena julie makes $12 an hour and lorena makes $9  

.