SOLUTION: Solve the system of linear equations. If a unique solution does not exist, state whether the system is inconsistent or dependent. -x - y = 4 x - y = -8

Algebra ->  Linear-equations -> SOLUTION: Solve the system of linear equations. If a unique solution does not exist, state whether the system is inconsistent or dependent. -x - y = 4 x - y = -8       Log On


   

Question 364077: Solve the system of linear equations. If a unique solution does not exist, state whether the system is inconsistent or dependent.
-x - y = 4
x - y = -8

Answer by amoresroy(361) About Me  (Show Source):
You can put this solution on YOUR website!
-x - y = 4
x - y = -8
Add the 2 equations
0 - 2y = -4
y = 2
x - y = -8
x - 2 = -8
x = -6