Andray and David have 54 baseball cards altogether. Andray's collection has 2 times as many baseball cards as David's collection. Which equation can be used to determine the number of baseball cards in David's collection? HURRY PLS

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by