### Home > INT3 > Chapter 12 > Lesson 12.1.1 > Problem 12-11

12-11.

Algebraically determine the point(s) of intersection of *y* = –*y* =

Use the equal values method.

Square both sides.

(7, 2)

12-11.

Algebraically determine the point(s) of intersection of *y* = –*y* =

Use the equal values method.

Square both sides.

(7, 2)