SOLUTION: The sum of two numbers is 120 and one of the number is 3 times the other. find the value of the numbers
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Question 883470: The sum of two numbers is 120 and one of the number is 3 times the other. find the value of the numbers
Answer by JulietG(1812) (Show Source): You can put this solution on YOUR website!
A + B = 120
A = 3B
Substitute the value of A from the second equation into the first.
(3B) + B = 120
4B = 120
Divide each side by 4
B = 30
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