Find the length of xy with endpoints x(-2,7) and y(-2,-8

Solving systems of linear equations: tables represent two linear functions in a systemöwhat is the solution to this system? 0 (10)0 (1.6)0 18,26)0 18-22)

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?