(2) Answers

y=6+4x y=-5x-21=> 6+4x=-5x-219x=-27x=-3y=6+4*(-3)=6-12=-6y=-6Solution: (-3; -6)

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(2) Answers

y=6+4x y=-5x-21=> 6+4x=-5x-219x=-27x=-3y=6+4*(-3)=6-12=-6y=-6Solution: (-3; -6)

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