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

Name : _________________

 

refresh

What is the SUM of x and y?
2x - y = 0
2x + y = -8




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




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




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




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




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




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




What is the SUM of x and y?
x + 3y = 27
2x - 2y = -2




What is the SUM of x and y?
2x - 3y = -1
2x - 2y = 4




What is the SUM of x and y?
x - 3y = 1
x + 3y = 13




+(         )

 

(         )+

++[[          ]]++

449    -6 1 5 6 9 ( 15 )   -2 1 13 12 9 ( 33 )   [[ 48 ]]