SOLUTION: Determine whether the given ordered pair is a solution of the system. (4, 5) x + y = 9 x - y = -1

Algebra ->  Linear-equations -> SOLUTION: Determine whether the given ordered pair is a solution of the system. (4, 5) x + y = 9 x - y = -1      Log On


   

Question 468586: Determine whether the given ordered pair is a solution of the system.
(4, 5)
x + y = 9
x - y = -1
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
4+y=9
y=9-4
y=5
(4,5) ok
--------------
4-y=-1
-y=-5
y=5
(4,5) ok