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

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




What is the SUM of x and y?
2x - 2y = 8
2x + y = 14




What is the SUM of x and y?
2x + y = -8
3x + y = -10




What is the SUM of x and y?
2x + y = 6
2x - y = 10




What is the SUM of x and y?
3x + y = 7
2x + y = 5

What is the SUM of x and y?
3x - 2y = 18
2x + 3y = -1




What is the SUM of x and y?
3x - 3y = -30
3x + 2y = 10




What is the SUM of x and y?
2x + 3y = 22
2x + y = 6




What is the SUM of x and y?
3x + y = -17
2x + y = -11




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

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521    3 8 -6 2 3 ( 10 )   1 6 7 -5 -6 ( 3 )   [[ 13 ]]