SOLUTION: the difference of two numbers is 6. Their sum is 30. Find the two numbers.
please show all work
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Question 318939: the difference of two numbers is 6. Their sum is 30. Find the two numbers.
please show all work
Answer by dabanfield(803) (Show Source): You can put this solution on YOUR website!
the difference of two numbers is 6. Their sum is 30. Find the two numbers.
please show all work
Let x and y be the two numbers. Then we have:
1.) x - y = 6 and
2.) x + y = 30
From 1.) we have x = y + 6. Substituting y + 6 for x in 2.) we have:
(y+6) + y = 30
2y = 24
y = 12
Since x = y + 6 we have x = 12 + 6 = 18
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