Can the following situation be described by a positive integer or a negative integer? David deposited his weekly paycheck from his job in the amount of $287.

A. Neither
B. Positive
C. Negative

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?