Will make brainlest what is the equation of this line? y=2x−3 y=−1/2x−3 y=−2x−3 y=1/2x−3

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

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? )

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)