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

Name : _________________

 

refresh

What is the SUM of x and y?
2x + y = -1
2x - 2y = -10




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




What is the SUM of x and y?
3x + y = -13
3x + 2y = -14




What is the SUM of x and y?
3x + 2y = 5
2x - 2y = -10




What is the SUM of x and y?
3x - 2y = -10
3x + y = -4




What is the SUM of x and y?
3x - y = -8
2x - 2y = -4




What is the SUM of x and y?
2x - 2y = -22
3x - y = -17




What is the SUM of x and y?
3x - 3y = -18
2x + 3y = 23




What is the SUM of x and y?
2x - y = 4
2x + y = 16




What is the SUM of x and y?
2x - 2y = -2
2x - 3y = -5




+(         )

 

(         )+

++[[          ]]++

423    1 2 -5 3 0 ( 1 )   -4 5 8 11 5 ( 25 )   [[ 26 ]]