6x-8y-x+3y please this is hard

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Graph the line with the given slope m and y-intercept b. m=-3,b=1

Select the correct answer. employee earnings per month($) 1 1,200 2 2,600 3 1,800 4 1,450 5 3,500 6 2,800 7 12,500 8 3,200 which measure of spread is best for the data in the table? a. range b. quartiles c. interquartile range d. mean absolute deviation