Maya is solving this system of equations:
y= -x
3x + 4y = 7
If Maya solves the system correctly, what is the sum of x and y?

2
0
-1
-2

Place the following steps in order to complete the square and solve the quadratic equation,

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?