Answer:

Step-by-step explanation:

express b^-4 with a positive exponent using:



Answer:
what a fantastic day I would like
Step-by-step explanation:
uh oh is unavailable right now
Answer:
I came up with -12
Step-by-step explanation:
8 workers = 6 days to complete
x workers = 4 days faster to complete
6/4=1.5 days faster
1.5 x 8 = 12 workers needed to complete the wall in fours days
Answer:
your rate of change was 40%
Step-by-step explanation: