Fill in the blank. Upper P (Upper A )plusUpper P (Upper A overbar ) ​= 1 is one way to express the​ .

Asap 25 pts + brainlest to right/best answer

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )