Answer:
b
Step-by-step explanation:
Answer:
8 cm
Step-by-step explanation:
Answer:(9y-7)(9y+7)
Step-by-step explanation:
81y^2-49
=(9y)^2-(7)^2
=(9y-7)(9y+7)
Answer:
I have the answer to part A. just do 10,000,000* 1.55 and you should get 15,000,000.
Step-by-step explanation:
121 x 12 = 1452 so over 1500 is not a correct estimate. Less than 1500 is the right estimate