Mr. pham mowed 2/7 of his lawn. his son mowed 1/4 of it. who mowed most? how much of the lawn still needs to be mowed?

The system of equations graphed below has how many solutions?

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

On a piece of paper, graph y< x-1. then determine which answer choicematches the graph you drew.13. z3. 2(3.290-1)