Which ordered pairs are a solution to the equation y = 2x - 3 select all that apply

4,2

1, -1

-1, -7

2, 1

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? )