520  SystemEq2
What is the SUM of x and y? 1

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




What is the SUM of x and y?
3x + y = -6
3x - 2y = 12




What is the SUM of x and y?
3x + 2y = -5
2x - 2y = -20




What is the SUM of x and y?
2x - 3y = 0
3x - 2y = -5




What is the SUM of x and y?
2x - y = 1
2x + y = -9




What is the SUM of x and y?
3x - 2y = 22
2x - 3y = 13




What is the SUM of x and y?
3x + y = 8
2x - 2y = 0




What is the SUM of x and y?
3x + 2y = -11
2x + 3y = -14




What is the SUM of x and y?
2x + y = -1
3x - 3y = -6




What is the SUM of x and y?
2x + 3y = 32
2x + y = 16




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520    5 -6 0 -5 -7 ( -13 )   9 4 -5 0 12 ( 20 )   [[ 7 ]]