100 Free points + first person gets a brainliest! :)

What is the solution of the systems of equations? y=2/3x+3 x=-2

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,