Answer:-53/12
Step-by-step explanation:
-7 2/3+(-5 1/2)+8 3/4
-7 2/3-5 1/2+8 3/4
-23/3 - 11/2 + 35/4
(4x-23 - 6x11 + 3x35)/12
(-92-66+105)/12=-53/12
Answer:

Step-by-step explanation:
The applicable rules of exponents are ...
(a^b)(a^c) = a^(b+c)
a^-b = 1/a^b
(a^b)^c = a^(bc)
__
Your expression simplifies as follows:

Answer:
wow thats some good information there!
Step-by-step explanation:
Answer:
4 hours
Step-by-step explanation:
28 divided by 7 is 4
Answer:
25x25x25x25 Perfect square!
Step-by-step explanation:
Perfect square will always give you the most surface area.
So in this case...
100/4=25ft each side.
Thanks for letting me help!!