680  SystemEq3
What is the SUM of x and y? 2

Name : _________________

 

refresh

What is the SUM of x and y?
7x + 9y = 59
4x + 2y = 18




What is the SUM of x and y?
7x + y = 37
6x - 6y = 18




What is the SUM of x and y?
4x + 5y = 18
2x + 6y = 2




What is the SUM of x and y?
3x + 8y = 13
5x + y = 34




What is the SUM of x and y?
2x - 7y = 19
9x + 5y = 49




What is the SUM of x and y?
4x - 3y = 16
8x + 5y = -12




What is the SUM of x and y?
7x - y = 15
7x + 3y = 39




What is the SUM of x and y?
6x - 8y = 38
7x - 7y = 35




What is the SUM of x and y?
5x - 8y = 15
4x + 9y = -65




What is the SUM of x and y?
5x - 8y = 32
8x + y = -4




+(         )

 

(         )+

++[[          ]]++

680    7 7 5 6 5 ( 30 )   -3 9 -3 -10 -4 ( -11 )   [[ 19 ]]