Question

the sum of two rational numbers is -7/9. if one of them is -5/7. find the other rational number.
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Answer 1

Answer:

$\frac{-4}{63}$

Step-by-step explanation:

Let the other number be a

so, $\frac{-5}{7} + a = \frac{-7}{9}$

$a= \frac{-7}{9}+ \frac{5}{7}$

$a=\frac{-49+45}{9*7}$

$a=\frac{-4}{63}$

Answer 2

Answer:

son't know sorry!

Step-by-step explanation: