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Arthur1309 Arthur1309
  • 31-08-2014
  • Mathematics
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solve this system of equations by the substitution method

solve this system of equations by the substitution method class=

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konrad509
konrad509 konrad509
  • 31-08-2014

\(5x+2y=2\\ 6x+y=8\\\\5x+2y=2\\ y=8-6x\\\\ 5x+2(8-6x)=2\\ 5x+16-12x=2\\ -7x=-14\\ x=2\\\\ y=8-6\cdot2\\ y=8-12\\ y=-4\)

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