143  SystemEq1
What is the SUM of x and y? 2

Name : _________________

  

refresh

What is the SUM of x and y?
2x + y = 14
3x + y = 21




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




What is the SUM of x and y?
x - 2y = -11
2x - 3y = -17




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




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

What is the SUM of x and y?
x - y = 11
3x + y = 17




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




What is the SUM of x and y?
2x + y = 18
3x + 2y = 29




What is the SUM of x and y?
x - 3y = 7
3x + 2y = -23




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

+(         )

 

(         )+

++[[          ]]++
143    7 -7 4 -1 1 ( 4 )   3 -7 11 -9 -4 ( -6 )   [[ -2 ]]