Question

when a natural number is decreased by 20,the result is 96 times the reciprocal of the number.find the number​

Answer 1

let natural no be x

(x-20)=96/x

x²-20x-96=0

x²-24x+4x-96=0

x(x-24)+4(x-24)=0

(x-24)(x+4)=0

either

x=24

x=-4