420  SystemEq2
What is the SUM of x and y? 1

Name : _________________

 

refresh

What is the SUM of x and y?
2x + y = -9
3x - 2y = 4




What is the SUM of x and y?
2x + 3y = 6
3x + y = 16




What is the SUM of x and y?
2x - y = 19
2x + 3y = -1




What is the SUM of x and y?
2x + y = 11
3x - y = 29




What is the SUM of x and y?
3x + 2y = 6
2x - 3y = 4




What is the SUM of x and y?
3x - 3y = 6
2x - 2y = 4




What is the SUM of x and y?
3x - 3y = -18
2x + 3y = 18




What is the SUM of x and y?
2x - 2y = -6
3x - 3y = -9




What is the SUM of x and y?
3x - 3y = 15
2x + y = 13




What is the SUM of x and y?
3x - 2y = 19
3x + y = 13




+(         )

 

(         )+

++[[          ]]++

420    -7 4 2 3 2 ( 4 )   -6 6 -3 7 3 ( 7 )   [[ 11 ]]