I really don’t understand this type of equation :’( Solve the system of equations 3x – 4y = 15 and x - 2y = 3 by combining the
equations.

BTW this is eliminatio

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

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.

Which number produces a rationale number when multiplied by 1/5