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Equations of 2 unknowns

Mix

Instructions:

Solve a set of two equations with two unknowns and find out values of unknown variables x and y.

8 . x + 8 . y=-32
-8 . x + 8 . y=-16
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x=
y=
Correctness test
8 . + 8 . =-32
-8 . + 8 . =-16