### Home > INT2 > Chapter 10 > Lesson 10.2.1 > Problem 10-56

10-56.

Algebraically determine the points of intersection of the graphs of the two equations below. Then make a complete graph on graph paper to verify your answer. Which solution method do you prefer for this system?

Substitute the value of in the first equation for the

*in the second equation.*

Remember to square both the coefficient and the variable.