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  • 27-03-2020
  • SAT
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solve the system of equation by the addition method x-6y=19 and -x+2y =-31

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Sommieso Sommieso
  • 27-03-2020
x-6y=19
-x+2y=-31
________
0-4y= -12
-4y=-12
y= -12/-4
y=3
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