SOLUTION: The sum of 2 numbers is 20. Twice one number is 4 more than 4 times the other. Find the numbers.

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Question 228351: The sum of 2 numbers is 20. Twice one number is 4 more than 4 times the other. Find the numbers.
Answer by checkley77(12844)   (Show Source): You can put this solution on YOUR website!
X+Y=20
X=20-Y
2X=4+4Y
2(20-Y)=4+4Y
40-2Y=4+4Y
-2Y-4Y=4-40
-6Y=-36
Y=-36/-6
Y=6 ANS.
X+6=20
X=20-6
X=14 ANS.
PROOF:
2*14=4+4*6
28=4+24
28=28

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