Answer:

Step-by-step explanation:
6 weeks is 42 days.
6 days/42 days = 1/7
The answer would be:
93
+75
-------
168
Answer: If x is less than 0, 2 to the power of that negative x will be 1/2^x.
So, 1/2^x.
Step-by-step explanation:
I can't go any further without more info about value of x.
Answer:
-4
Step-by-step explanation:
3-7= -4
Answer:
for the box n=40, the answer is 80 = 2 x n
for the box n=10, the answer is 8 x n = 80
for the box n = 8, the answer is n x 2 = 16 and 40 = n x 5
Step-by-step explanation:
for the box with 40, 2x40=80
for the box with 10, 10x8=80
for the last box, 2x8=16 and 5x8=40