SOLUTION: The sum of two numbers is 24. The second number is 3 times the first. Write a system of equations that represents the above info. Solve using the elimination and subsition method

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Question 358871: The sum of two numbers is 24. The second number is 3 times the first. Write a system of equations that represents the above info. Solve using the elimination and subsition method
Found 2 solutions by guitarheroguy, Alan3354:
Answer by guitarheroguy(26) About Me  (Show Source):
You can put this solution on YOUR website!
Well 6*3=18
18+6=24

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
x = 1st number
y = 2nd
--------
x + y = 24
y = 3x
Sub for y
x + 3x = 24
4x = 24
x = 6
3x = 18
--> 6 & 18