Answer:
b
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
It will take 90 minutes which is also an hour and a half.
Please vote my answer brainliest. thanks!
(4x-7y)(4x+7y)
4x times 4x= 16x^2
-7y times 7y= -49y^2
2-1 reversed is turning it around : 1-2 which equals -1 because there is one left over. B is your answer and hoped I helped!
