Determine one set of values of a and b of the equation 2 3 x ax b   

in each situation.
a. The equation has no solution.
b. The equation has infinitely many solutions.
c. x  4
is a solution.

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown