guamnative guamnative

06-07-2017
Mathematics

contestada

Solve the following system of equations by using the substitution method.
y = 6x – 11
-2x – 3y = -7

Respuesta :

CrystalQueen CrystalQueen

06-07-2017

-2x-3(6x-11)=-7
-2x-18x+33=-7
-20x+33=-7
-20x=-40
x=2

y=6(2)-11
y=12-11
y=1

You can check your work by plugging x and y back into the equations

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