The sum of two digits number and the number obtained by reversing the order of digit is 121 . if unit and tens digits of number are x and y respectively. write linear equations .
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Answer:
11x+11y=121
Step-by-step explanation:
The no. is 10y+x
After reversing we get 10x+y
On adding we get 11x+11y=121
Or x+y=11
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