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X + 8y = 11 and -x -10 y=-19 elimination ​
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X + 8y = 11 and -x -10 y=-19 elimination ​

User Brian McKenna
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1 Answer

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(x,y) = (-21,4).

x+8y=11,

-1-10y=-19 now equals (x+8y=11)+(-1-10y)=11+-19 simplified equals -2y=-8.

User BubbaT
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