Answer:
b
Step-by-step explanation:
i think
I think it’s x2 + 1 if it’s wrong srry
Answer:
4 quarters. Each quarter costs 25 cents. 25 x 4=100. There are 100 cents in a 1 dollar, so that's why 4 quarters= 1 dollar.
9) 147
10) 145
greatest common factor is 14 I think