At what speed was a train traveling on a trip when it had completed half of the total distance of the trip? (1) the trip was 460 miles long and took 4 hours to complete. (2) the train traveled at an average rate of 115 miles per hour on the trip.

What are the exclude value of mn+3m

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2