Geometry: Geometry of Circles

section warm up Section Warm-Up

In this warm-up we are going to review our solving systems of equations skills, which we will need in this section.

think icon Think & Click: Systems of Equations Review

Now, you try. Complete the Think & Click activity by looking at each problem below, thinking about it, and then clicking on the question to reveal the solution.

Solve 4x + y = 2
          x – y = 3

(1, -2)
 

Solve x + 2y = -4
          -x + 2y = -8

(2, -3)