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The sum of two numbers is 84 one number is three times the other find the numbers
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5 votes
The sum of two numbers is 84 one number is three times the other find the numbers

User Wim Ten Brink
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2 Answers

3 votes
it is 63 and 21 because 21x3=63
User Bhanu Sinha
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6.4k points
1 vote
x + y = 84
x = 3y

Plug in 3y for x

(3y) + y = 84
4y = 84
4y/4 = 84/4
y = 21

x = 3y
x = 3(21)
x = 63

x = 63, y = 21

hope this helps
User Faris Muhammed
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6.4k points
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