399  SystemEq1
What is the SUM of x and y? 1

Name : _________________

 

refresh

What is the SUM of x and y?
2x - y = 0
x - 3y = 10




What is the SUM of x and y?
3x - 3y = -33
2x - 3y = -28




What is the SUM of x and y?
x - y = -10
2x - 2y = -20




What is the SUM of x and y?
2x - 2y = -20
x - y = -10




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




What is the SUM of x and y?
3x - y = -11
x + 2y = -6




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




What is the SUM of x and y?
3x + 2y = -7
2x - 2y = -8




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




What is the SUM of x and y?
2x - 2y = -6
3x + y = -1




+(         )

 

(         )+

++[[          ]]++

399    -6 1 2 0 9 ( 6 )   -5 7 -2 1 1 ( 2 )   [[ 8 ]]