Answer: c. 50
Step-by-step explanation:
You just line it up I think
Answer:
basic operations
Step-by-step explanation:
QUIZ 3: ORGANIZING SPEECHES
f = twenty bill
f = fifty bill
f + t = 18(gave total 18 bills) and 50f + 20t = 450 ($450 cash a check)
Answer is B.
f + t = 18 ; 50f + 20t = 450
A simple one is multiplication, say we have 12 people but 18 rows of chairs. That's an easy example