Answer:
1/2, because there's 4 suits, and so the probability of choosing 2 is 1/2.
Step-by-step explanation:
Answer:

at least means it need to be more or the lowest it can be is 18
B. Slope is negative
and
C. Function decreasing
Answer:
P/2 -w = l
Step-by-step explanation:
P = 2l + 2w
Subtract 2w from each side
P-2w = 2l + 2w-2w
P -2w = 2l
Divide each side by 2
(P-2w)/2 = 2l/2
P/2 -w = l