If z varies directly with x and inversely with the cube of y, when x=8,y=2 and z=3, what is x when y=4 and z=9/32?

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Find the nonpermissible replacement for binthis expression.b2/5b +5