BRALIEST IF CORRECT :))

a. -5.2
b. -3
c. 3 or -3
d. -9

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

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.