SOLUTION: solve a system by elimination? problem: -4x+ y = 24 4x + y = 24

Question 465427: solve a system by elimination?
problem:
-4x+ y = 24
4x + y = 24
Found 2 solutions by richard1234, stanbon:
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Add both equations to get 2y = 48 (x terms cancel) --> y = 24. We can substitute this into either equation and get x = 0.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
solve a system by elimination?
problem:
-4x+ y = 24
4x + y = 24
---
Add and solve for "y":
2y = 28
y = 14
----------------
Solve for "x":
4x+y = 24
4x+14 = 24
4x = 10
x = 2.5
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Cheers,
Stan H.
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