Which expression would be easier to simplify if you used the associative property to change the grouping? A. {(-1/3) + (-2/3)] + (-4/5)
B. (160 + 40) + 27
C. 0.85 + [0.15 + (-1/3)]
D. 1 + [3/4 + (-1/4)]

Plz hurry evaluate the expression a+b where a=8 and b=19

The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia

Biggest exam of the which of the following are polynomial functions?