Math, asked by vaishalitamhane3805, 6 months ago

V. Frame linear equation in two variables : The sum of a two digit number
and the number obtained by inter changing the digits is 99. (Let the digit in
unit's place be x and digit in tens place be y]

Answers

Answered by bhumikabv2004

1

Answer:

x + y = 9

Step-by-step explanation:

10x + y + 10y + x = 99

11x + 11y = 99

x + y = 9

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