What is the Slope in the equation y= -2x +5

Use circumcenter theorem to solve for the given values

What is the difference between the equations of a vertical and a horizontal line?

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.