Three decreased by the product of six and a number is equal to nagative fifteen

Find the slope of the line y =8/9x + 1.

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41