Answer:
1)

Step-by-step explanation:
N/A
also what is your inequality problem
13/20 :) i can explain if you want me to :)
Answer:
45 rand
Step-by-step explanation:
3 large pizzas is 10 ×3=R30
5 small drinks is 1.50×5=R7.50
tip of R7.50
add all
30+7.50+7.50
=45