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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