Whatcha statements describes the graph of the system of equations {x-y=1
{y-x=1

A. lines are parallel.
B. the lines are coinciding.
C. the lines intersect at (1,0)
D. The lines intersect at (-1,0)

The hypotenuse of a 45 -45 -90 triangle measure 7 square root 2 units

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)