2xy+xy-3x+x what is that

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

What properties allow transformation to be used as a problem solving tool

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis