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

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What is the SUM of x and y?
4x + 9y = 41
5x + 4y = 15




What is the SUM of x and y?
4x + 7y = -8
4x - 5y = -8




What is the SUM of x and y?
7x - 8y = -41
8x - 2y = -4




What is the SUM of x and y?
3x - 6y = -30
7x + 4y = -16




What is the SUM of x and y?
5x + 9y = -9
5x + y = -1




What is the SUM of x and y?
5x - 7y = 7
6x + 8y = 74




What is the SUM of x and y?
6x + 2y = 16
9x + 5y = 16




What is the SUM of x and y?
6x + 5y = 20
7x - 2y = -8




What is the SUM of x and y?
4x - y = -25
2x + 5y = 15




What is the SUM of x and y?
8x - 7y = 8
5x + 2y = 5




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507    4 -2 7 -1 -1 ( 7 )   11 0 4 0 1 ( 16 )   [[ 23 ]]