186k views
4 votes
Even though the elimination method is easy I still have trouble with it

Even though the elimination method is easy I still have trouble with it-example-1

1 Answer

5 votes

Answer:

(1,2)

Explanation:

x+4y = 9

2x -4y= -6

Add the equations together

x+4y = 9

2x -4y= -6

-------------------

3x +0y = 3

3x=3

Divide by 3

3x/3 = 3/3

x=1

Now find y

x+4y = 9

1 +4y =9

Subtract 1 from each side

4y = 8

Divide by 4

4y/4 = 8/4

y =2

User KatGaea
by
5.4k points