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

Name : _________________

refresh

What is the SUM of x and y?
2x - 2y = 18
3x - y = 21




What is the SUM of x and y?
3x - y = -15
x - 3y = -21




What is the SUM of x and y?
3x - y = -9
x - y = -5




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




What is the SUM of x and y?
x - y = 8
x - 3y = 14

What is the SUM of x and y?
x - y = 11
2x - 2y = 22




What is the SUM of x and y?
x + 3y = 24
2x + 3y = 30




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




What is the SUM of x and y?
x - y = 12
3x - 3y = 36




What is the SUM of x and y?
3x + y = 27
2x - y = 8

+(         )

(         )+

++[[          ]]++