Using the graphing function on your calculator, find the solution to the system
of equations shown below.
y-2x = -2
y-x=1
A. x = 3, y= 4
B. No solution
c. More than 1 solution
D. x = 4, y= 3

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

Calculate the average rate of change over the interval [1, 3] for the following function. f(x)=4(5)^x a. -260 b. 260 c. 240 d. -240

What is mean median mode and range?