Which value is the solution to the equation? -3(t-7) = 24

If i have 20$ and i gave 5$ away how much i got

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.

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?