Z z varies jointly with y y and the square of x x . If z = − 126 z = - 126 when y = 2 y = 2 and x = − 3 x = - 3 , find z z when x = − 2 x = - 2 and y = 3 y = 3 .

Determine whether the graphs of y=8x+5 and -y=8x-5 are parallel, perpendicular, coincident, or none of these. a. coincident b. parallel c. perpendicular d. none of these

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

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?