Question

In a two digit number if the digit at the ones place is x and the sum of the digits is 9, then the number is....​

Answer 1

Answer:

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Step-by-step explanation:

here is the answer

Let ones digit = x

So tens digit = (9-x)

9-x = (1/2) x

(3/2)x = 9

x = 6

So ones digit = 6

Tens digit = 9–6 = 3

So number is 36.