Drag the tiles to match each equation to its number of solutions. Each tile may be used only once.

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.

If a || b and e || f , what if the value of y ?

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?