99.9 is the answer is that ok
Answer:
Choice 'D' (10x + 9) (10x-9) is the correct answer
Step-by-step explanation:
100x^2 - 81
This is a difference of squares...
therefore = (10x + 9) (10x - 9)
Answer:
7lb 12oz
Step-by-step explanation:
4lb +3lb = 7lb
6oz +6oz = 12oz
Answer:
Step-by-step explanation:
if you're saying she ran .2 miles in 12 hours
then she ran .016 miles per hour
if you're saying she ran 2 miles in 12 hours,
then she ran 1/3 mile per hour or 0.3333 miles per hour