If xyz=1 then solve this please

Acar with a mass of 600 kg is traveling at a velocity of 10m/s. how much kinetic energy does it have?

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

What does x = in this equation x+3+2x=x+5