A train travels 200 kilometers in 2.5 hours. What is the train's average speed? A. 75 km/h
B. 80 km/h
C. 100 km/h
D. 125 km/h

The triangles are similar. what is the value of x? show your work.

Abag has more green balls than blue balls, and there is at least one blue ball. let bb represent the number of blue balls and let gg represent the number of green balls. let's compare the expressions 2b2b and b + gb+g. which statement is correct? choose 1

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?