# Equations: Find the Number

A number is composed of x and y and its sum is 9 if the order of x and Y is inverted the result is equal to the given number plus 9 more units - find the number.

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#### Solution Preview

Let the number be 10x + y, where x and y are the digits in the tens and units positions respectively.

x + y = 9

If the ...

#### Solution Summary

The solution assists with finding the number of the given equation problem.

$2.19