How do you solve this system of equation using the elimination method: 2x + 4y = 16, 2x - 4y = 0?

1 Answer
Jul 4, 2017

See below.

Explanation:

We notice that there is a +4y and a -4y. If we added the two equations, we would eliminate y.

2x+4y=16
+
2x-4y=0

4x=16

x=4

Plugging this in,

2(4)+4y=16

4y=8

y=2

Thus, our solution set is (4,2)