stefy16 stefy16

12-04-2017
Mathematics

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which ordered pair is a solution of the given system of equations
{x+2y=6
{x-y=3

which ordered pair is a solution of the given system of equations x2y6 xy3 class=

Respuesta :

12-04-2017

The pair (4,1) is the solution.

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12-04-2017

x+2y=6 now subtract the other equation from this...
-x+y=-3 gives you

3y=3, so y =1, making x+2y=6 become:

x+2(1)=6

x+2=6, so x=4

The solution is the point (4,1)

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