algebra
posted by Samantha on .
How many solutions do the linear equations xy=2 2x+2y=1 have?

x  y = 2. m = A/B = 1/1 = 1.
2x + 2y = 1. m = 2/2 = 1.
The lines have equal slopes. Therefore,
they are parallel and do not intersect.
So there are no solutions.