644  SystemEq1
What is the SUM of x and y? 2

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What is the SUM of x and y?
x - 3y = -5
x + 3y = 7




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




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




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




What is the SUM of x and y?
3x - y = -12
2x - y = -7




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




What is the SUM of x and y?
x - 3y = 7
2x + y = 0




What is the SUM of x and y?
3x + y = 9
x + 2y = 13




What is the SUM of x and y?
3x + y = 17
x + 2y = 14




What is the SUM of x and y?
3x + 2y = -5
x - y = -10




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644    3 1 -1 -4 -8 ( -9 )   13 -1 7 9 0 ( 28 )   [[ 19 ]]