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3 August, 17:06

Elimination

6x-6y=0

-6x-3y=27

+3
Answers (1)
  1. 3 August, 20:01
    0
    x=-3 and y=-3

    Step-by-step explanation:

    add the two equations, so 6x-6x, - 6y-3y, and 0+27 to get - 9y=27. y ends up equaling - 3. plug negative 3 into the either of the equations and solve for x, which ends up being - 3
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