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

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What is the SUM of x and y?
2x + 3y = -18
3x - y = -5




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




What is the SUM of x and y?
3x + y = 18
2x + y = 11




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




What is the SUM of x and y?
2x + y = -10
3x + y = -13




What is the SUM of x and y?
3x - 2y = -9
2x - 2y = -10




What is the SUM of x and y?
3x + y = 7
2x - 2y = -14




What is the SUM of x and y?
2x + 3y = 1
2x + y = -5




What is the SUM of x and y?
2x + 3y = 25
2x - 2y = 0




What is the SUM of x and y?
3x - 3y = 9
3x - 2y = 10




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399    -7 7 4 -4 -7 ( -7 )   7 7 -1 10 5 ( 28 )   [[ 21 ]]