Question

a number consists of two digits and their sum is a 16 if if 18 is added to the sum then the number the digits are interchanged find the numbers​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

Let the ten's digit be x unit's digit be y.

Original Number = 10x + y

By Question,

x + y = 16---------(1)

Also,

10x + y + 18 = 10y + x

9x - 9y + 18 = 0----------(2)

Solving the equations,

x = 7, y = 9

Hence, the numbers are 79 and 97