The probability of choosing one of us is 2 / 80 .
If that happens, then the probability of choosing
the other one is 1 / 79 .
The probability of both things happening is
(2/80) x (1/79) = 1/3160 = 0.0003165... = 0.032... percent
-m-4=-13
-m=-13+4=-9
m=9
☺☺☺☺
Answer:
line graph
Step-by-step explanation:
Answer:

Step-by-step explanation:
Solve for y in the first equation.
, replace y with 
Solve for in the first equation.

<em>good luck, hope this helps :)</em>
Answer:
42 hours
Step-by-step explanation:
1 pound = 3,500
3,500 × 3 = 10,500
1 hour = 250
10,500 ÷ 250 = 42
42 hours