Solve the following System of Equations by either Substitution or Elimination (your choice). Place your answer in coordinate form. 3x−8y=−39
x+2y=15

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Polynomial that can be factored as (3x-4)(3x+4)

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.