Use cross products to identify the equation needed to solve this proportion: 5
x
=
2
9

5x = 18
2x = 45
9x = 10
2x = 14

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

The statements below can be used to prove that the triangles are similar. ? △abc ~ △xyz by the sss similarity theorem. which mathematical statement is missing? ∠b ≅ ∠y ∠b ≅ ∠z