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The sum of two numbers is 20. The greater number is 4 more than the lesser number. What are the two numbers ?
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The sum of two numbers is 20. The greater number is 4 more than the lesser number. What are the two numbers ?

User Kevin Adesara
by
5.9k points

2 Answers

6 votes
x=y+4
x+y=20

now substitute the x for (y+4) in the second equation
(y+4)+y=20
2y+4=20
2y=16
y=8
now substitute 8 for y in the first equation
x=8+4
x=12
so y=8 and x=12


















User Shaveenk
by
5.8k points
7 votes
The two numbers would be 12 and 8 because 12 is 4 more than 8 and so the sum of 12 and 8 is 20.
User Viktor Gardart
by
6.8k points
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