SOLUTION: [6.02] For the following system, if you isolated x in the second equation to use the Substitution Method, what expression would you substitute into the first equation? 2x + y =

Algebra ->  Linear-equations -> SOLUTION: [6.02] For the following system, if you isolated x in the second equation to use the Substitution Method, what expression would you substitute into the first equation? 2x + y =       Log On


   



Question 313639: [6.02] For the following system, if you isolated x in the second equation to use the Substitution Method, what expression would you substitute into the first equation?
2x + y = 9
−x − y = −8
−8 + y
−8 − y
8 + y
8 − y

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
For the following system, if you isolated x in the second equation to use the Substitution Method, what expression would you substitute into the first equation?
2x + y = 9
−x − y = −8
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Solve 2nd equation for "x":
x = 8-y
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Cheers,
Stan H.
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−8 + y
−8 − y
8 + y
8 − y