Hassan made a purchase at the
convenience store for $22.19,
including sales tax. He gave the
clerk $40. How much change
should Hassan receive?

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?