SOLUTION: 6x+5y=4 6x-7y=-20 solve each system using the substitution or elimination method

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Question 563174: 6x+5y=4
6x-7y=-20
solve each system using the substitution or elimination method
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Use elimination.
Subtract.