SOLUTION: Please assist me in solving this system by the addition method.
Thank you.
x + y = 7
x - y = 9
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Question 335242: Please assist me in solving this system by the addition method.
Thank you.
x + y = 7
x - y = 9
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Add the equations together.
Now use either equation to solve for y.
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