Identify the constant of proportionality in the graph. A) 60 mph B) 120 mph C) 180 mph D) 240 mph

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3