Suppose a train moving at a constant speed travels 548 miles. If the train's speed was thirty miles per hour faster, it could have traveled 668 miles in the same amount of time. What was the train's speed (in miles per hour)?

Which function has the domain x> -11

Quick graph the line for y+2=32(x+4) on the coordinate plane. does anyone know the cordinates will mark brainliest.

Aline passes through the points (5,4) and (2.1). part a.) what is the slope of the line that passes through these points? show work. part b.) what is the equation of the line that passes through these points. show work. part c.) where does the line intercept on the x& y axis? show work