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

Name : _________________

 

refresh

What is the SUM of x and y?
3x - y = -10
3x - 3y = -18




What is the SUM of x and y?
2x - 2y = 14
3x - 2y = 18




What is the SUM of x and y?
2x + y = -11
2x - y = -9




What is the SUM of x and y?
2x - 2y = 4
2x - y = -1




What is the SUM of x and y?
3x + 2y = 4
2x - 2y = -24




What is the SUM of x and y?
3x + 2y = 7
2x - y = -14




What is the SUM of x and y?
3x + 2y = 17
2x - 3y = -6




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




What is the SUM of x and y?
2x + y = -13
2x - y = -11




What is the SUM of x and y?
2x + 3y = 13
3x + y = 23




+(         )

 

(         )+

++[[          ]]++

471    2 1 -6 -8 4 ( -7 )   5 7 2 -7 7 ( 14 )   [[ 7 ]]