Which of the following expressions are equivalent to (x + y) - z
choose all answers that apply:

a. z + (x + y)

b. x + (y − z)

c. none of the above

Idon’t understand this but 90

The answer would he -4,-2 because the points are just on the opposite side. since the x axis is +4 it's going to he -4 and since the y axis is -2 it stays there because whaen rotated it stays in the third quadrant