Answer:
do that work boy, stop using the internet and use your brain
Answer:
-4x < 20
Step-by-step explanation:

*remember when you're dividing by a negative you have to flip the sign
Answer:
The exact number would be 26.66666667 but it would be 26.
Step-by-step explanation:
Usually when dealing with decimals anything 5 and up would be rounded up but since we are dealing with money we don't round up. Since his friends lunch cost $3 every lunch the most he will be able to buy is 26. He will have about $2.5 left over which he cannot buy a lunch with so thats why you dont round up.