SOLUTION: 3y-x=2 3y+x=16 Solving Systems of Linear Equations Using Algebraic Methods

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Question 829561: 3y-x=2
3y+x=16
Solving Systems of Linear Equations Using Algebraic Methods

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
3y-x=2
3y%2Bx=16
Add the two equations together,
3y-x%2B3y%2Bx=2%2B16
6y=18
highlight%28y=3%29
Then use either equation to solve for x.
3%283%29%2Bx=16
9%2Bx=16
highlight%28x=7%29