Question

what number should be added to-7/9 to get-9/11​

Answer 1

Step-by-step explanation:

let the number should be added x

then X Plus minus 7 upon 9 is equal to minus 9 upon 11

=(9x-7)/9=-9/11

=9x-7=-81/11

=9x=-81/11+7

=9x=(-81+77)/11

=x=-4/99

hence -4/99 is required. number.

Answer 2

Answer:

what number should be added to-7/9 to get-9/11 ?

Ans:-

Let X,be the required number to be added

Then,

$\frac{ - 7}{9} \: + x = \frac{ - 9}{11} \\ \\ x = \frac{ - 9}{11} - ( \frac{ - 7}{9} ) = \frac{ - 9}{11} \: + \frac{7}{9} = \frac{ - 81 + 77}{99} = \frac{ - 4}{99}$

$✅ hence \: the \: required \: number \: is \: = \frac{ - 4}{99}$

hope it helps you to ⛄