Adelivery service charges $2.50 for the first pound and $0.75 for each additional pound . if carl paid $7.75 for his package, how many pounds did the package weigh?

Is the figure congruent? yes or no?

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? )

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0