By what rational number should we multiply 20/−9 , so that the product may be −5/9 ?

By what rational number should we multiply 20/−9 , so that the product may be −5/9 ?

About the author
Hadley

2 thoughts on “By what rational number should we multiply 20/−9 , so that the product may be −5/9 ?”

  1. Answer:

    [tex]let \: number \: be \: x \\ x \times \frac{20}{ – 9} = \frac{ – 5}{9} \\ x = \frac{ – 5}{9} \div \frac{20}{ – 9} \\ x = \frac{ – 5}{9} \times \frac{ – 9}{20} \\ x = \frac{ – 1}{1} \times \frac{ – 1}{4} \\ x = \frac{ – 1}{ – 4} [/tex]

    Reply

Leave a Comment