Math, asked by KawalSurbhi, 1 year ago

A number is 4 times the sum of its digits if 18 is added to the number the digits are reversed by cross multiplication method

Answers

Answered by sumanbrother

1

number is 10x+y

4(x+y)= 10x+y--------eqn1

10x+y+18= 10y+x-----eqn2

now solve it

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