how do you determine from an equation whether it has 1 solution, no solution, or infinitely many solutions?

Which math sentence can be used to determine if the triangle is a right triangle?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.