-8.1 =v/7 + 3.1 what is v

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Three runners competed in a race data were collected at each mile mark for each runner if the runner ran at a constant pace the data would be linear

Paul needs to buy 5/8 pound of peanuts. measure a pound into sixteenths. what measure is equivalent to 5/8 pound