)is on the line y=2x+5.find the other half of the coordinate

What is the value of x in the following equation. -x ^3/2 = -27

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? )

Can someone me with my math problem pls my teacher is on my back about this