The tables represent two linear functions in a system. х
1-4
-2
0
2
What is the solution to this system?
у
26
18
10
2
X
-4
42
0
2
у
14
8
2
-4

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

Look at the chart showing the results of a baseball player at bat. which is the probability of getting a hit?