SOLUTION: Determine if the system is dependent and consistent, inconsistent or dependent. If the system is independent or consistent, solve using either substitution or elimination method.

Question 917718: Determine if the system is dependent and consistent, inconsistent or dependent. If the system is independent or consistent, solve using either substitution or elimination method.
{ x+y = 8
x-y = 4
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Add the equations.

Then,

Independent.
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