Use the graph and the following equations to select the choice that best describes the solution
y = 2x and y = x + 20.

answers: A (0,0) B (2,20) C (20,40) or D (40,20)

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

Find the ratios of the corresponding sides

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)