What is the best approximation for the solution to the system if equations? (-3.2,-3)
(-2.9,-3)
(-2.2,-3)
(-1.9,-3)

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

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.

What is the area of this parallelogram? 434.28 cm2 263.67 cm2 527.34 cm2 217.14 cm2