princesszalaric
princesszalaric princesszalaric
  • 13-03-2017
  • Mathematics
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Use algebraic rules of equations to predict the solution to the system of equations. Include all of your work for full credit.


x+y=-4

y=2x-1

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Аноним Аноним
  • 13-03-2017
Use substitution
x+(2x-1)=-4
3x-1=-4
3x=-3
x=-1
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