The color of the light changes in the scenario because a volcano erupts. The light is the variable.

When the color of the light changes, the number of light red kidney beans will also change. The population of light red kidney beans is therefore the variable.

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.

it's a proportional graph.

step-by-step explanation:

8 x 5 = 40         (and you have -8x and -5y)

x= absiss

y= orderly

so you have a proportional graph.