579  SystemEq3
What is the SUM of x and y? 1

Name : _________________

refresh

What is the SUM of x and y?
9x - 9y = 0
3x - 5y = 0




What is the SUM of x and y?
9x - 4y = 52
4x + 9y = -20




What is the SUM of x and y?
8x - y = -15
6x + 5y = 29




What is the SUM of x and y?
4x + 5y = 17
9x - 8y = 19




What is the SUM of x and y?
3x - 8y = 18
5x + 6y = 30

What is the SUM of x and y?
4x - 9y = 37
7x - 6y = 55




What is the SUM of x and y?
8x + 9y = 21
2x - 8y = 36




What is the SUM of x and y?
5x - 7y = 1
5x - 2y = -14




What is the SUM of x and y?
5x + 9y = 45
7x - 8y = -40




What is the SUM of x and y?
9x - 5y = 28
5x - 8y = -21

+(         )

(         )+

++[[          ]]++