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Mileniamorel Mileniamorel
  • 05-01-2015
  • Mathematics
Answered

Using the substitution method, solve for x and y in the following system of equations.


Y-4x=16

12x-y=-24

Verified Answer :

konrad509
konrad509 konrad509
  • 05-01-2015

\(y-4x=16\\ 12x-y=-24\\\\ y=4x+16\\ 12x-y=-24\\\\ 12x-(4x+16)=-24\\ 12x-4x-16=-24\\ 8x=-8\\ x=-1\\\\ y=4\cdot(-1)+16\\ y=-4+16\\ y=12\\\\ \boxed{x=-1,y=12}\)

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