SOLUTION: please help it says to solve by using elimination method 5x – 4y = 10.5 20x – 16y = 42

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Question 615938: please help it says to solve by using elimination method
5x – 4y = 10.5
20x – 16y = 42

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
They are the same. They have all solutions in common.
Multiply the first by 4 and you get the second.