428  SystemEq2
What is the SUM of x and y? 2

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What is the SUM of x and y?
2x - 3y = -13
2x + y = -1




What is the SUM of x and y?
3x + y = -19
3x - 3y = -15




What is the SUM of x and y?
3x + y = -12
2x + 3y = -8




What is the SUM of x and y?
3x - 3y = -12
3x + 2y = -22




What is the SUM of x and y?
2x + 3y = 16
3x + y = 24




What is the SUM of x and y?
2x - 3y = -1
3x - 2y = -9




What is the SUM of x and y?
2x - y = -15
3x - 3y = -33




What is the SUM of x and y?
2x - 2y = -6
2x - 3y = -14




What is the SUM of x and y?
2x - 2y = 20
2x - y = 18




What is the SUM of x and y?
3x - 2y = 21
2x + y = 14




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428    1 -7 -4 -8 8 ( -10 )   -8 3 13 6 7 ( 21 )   [[ 11 ]]