515  SystemEq1
What is the SUM of x and y? 1

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What is the SUM of x and y?
x - 2y = -15
x + 2y = 13




What is the SUM of x and y?
2x - 2y = 18
2x - 3y = 21




What is the SUM of x and y?
2x - 2y = -6
2x - 3y = -7




What is the SUM of x and y?
x - 3y = -12
2x - y = -9




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

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




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




What is the SUM of x and y?
x - 2y = -15
x - y = -9




What is the SUM of x and y?
x + 3y = 25
3x - y = 5




What is the SUM of x and y?
3x - 2y = -4
3x - y = -8

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