What is the y-coordinate of the solution of the system of equations? {y=3x−26 2x−y=19

The average human heart beats 72 beats per minute. how many times does it beat in 15 seconds?

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles