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

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What is the SUM of x and y?
3x + y = 27
x - 3y = -11




What is the SUM of x and y?
3x - 2y = -13
2x + y = -4




What is the SUM of x and y?
2x + 3y = -8
3x + 2y = -7




What is the SUM of x and y?
2x + 3y = 9
3x - 2y = 20




What is the SUM of x and y?
2x + y = 17
x - 2y = -4




What is the SUM of x and y?
2x - 2y = 6
x - 3y = -5




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




What is the SUM of x and y?
3x - 3y = 27
2x - y = 15




What is the SUM of x and y?
x + 3y = 4
3x - 2y = -21




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




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138    13 -1 -3 5 11 ( 25 )   11 -1 3 -2 -5 ( 6 )   [[ 31 ]]