Answer:
83+11_
Step-by-step explanation:
Answer:
The answer is "
"
Step-by-step explanation:
For point 1:
For point 2:
Adding
equation and multiply by 2 in the equation
so we get 
Answer:
14
-2
Step-by-step explanation:
Answer:
they should buy 10 boxes
Step-by-step explanation:
300/30 = 10