Question

add the following
4/7and-5/7​

Answer 1

Step-by-step explanation:

4/7+(-5/7)

4-5/7

1/7 is ur answer

Answer 2

Answer:

Hii

Step-by-step explanation:

$we \: see \: that \: the \: denominator \: is \: same \\ \\ \frac{4 + ( - 5)}{7} \\ \\ we \: know \: ( + )( - ) = ( - ) \\ \\ = \frac{4 - 5}{7} \\ \\ = \frac{ - 1}{7}$