Which values of p and q result in an equation with no solutions?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Determine if the equation defines y as a function of x: 2xy = 1. yes o no

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265