How might the accuracy of a measurement be checked
a. repeat using the measurement
b. repeat using a different method
c. estimate the correct answer
d. calculate the standard deviation?

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?