SOLUTION: By placing a "4" at the unit's place of a 3 digit number, the value is increased by 4828. what was the original 3 digit number?
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Question 938080: By placing a "4" at the unit's place of a 3 digit number, the value is increased by 4828. what was the original 3 digit number?
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
Let be the 3-digit number, and the value of the number.
Placing a at the end of that 3-digit number turns it into
a 4-digit number whose value is .
If doing that incleases the value by , then
--->--->--->--->---> .
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