Find the midpoint of the segment woth the endpoints (-0.8 , 1.3) and (0.4, -0.8)

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Is it greater than or less than7*3_9*2

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?