Which expression is NOT equivalent to the other 3 expressions? O A. 5z + z-1
O B. 7z - (1 + z)
O C. 5z-1-Z
O D. (5z - 1) + z

Identify the number 127 as a rational or irrational. explain

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.

Acafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or french fries. he used a computer program to randomly select three dishes for monday's lunch. what is the theoretical probability the applesauce and broccoli will both be offered monday?