What is $920 for 4 hours unit rate

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39

An isosceles trapezoid was broken into a rectangle and two triangles. what are the base and height of one of the triangles?