328  SystemEq1
What is the SUM of x and y? 1

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What is the SUM of x and y?
x - 2y = -13
2x - 3y = -21




What is the SUM of x and y?
2x + y = -12
3x - y = -13




What is the SUM of x and y?
3x - 3y = 9
2x + y = 6




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




What is the SUM of x and y?
x - 2y = 10
3x - 2y = 14




What is the SUM of x and y?
3x + y = 19
3x + 2y = 17




What is the SUM of x and y?
2x - y = 10
2x - 2y = 12




What is the SUM of x and y?
2x - 3y = -15
2x + y = 13




What is the SUM of x and y?
2x + 3y = 12
2x - y = -4




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




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328    2 -7 3 -10 -2 ( -14 )   5 2 10 4 -1 ( 20 )   [[ 6 ]]