Question

**********I FAN AND MEDAL!!!!**********

A system of equations is shown below:

x + y = 3
2x - y = 6

The x-coordinate of the solution to this system of equations is _____.

Answer 1

adding both equations 3x = 9
so x =3

Answer 2

What?

Answer 3

@sourav_aich can you show me the steps?

Answer 4

add both the equations

Answer 5

x + y = 3
+ 2x - y = 6
___________
2x + 7 = 6
I did this wrong didn't I

Answer 6

@sourav_aich

Answer 7

yes

Answer 8

after adding you will get 3x = 9
so x =3

Answer 9

Oh, how did you get that?

Answer 10

just by adding

Answer 11

x+2x = 3x
y + (-y) =0
6 + 3 =9

Answer 12

Oh thank you!