Question

Pls give right answer to be brainly​

Answer 1

Answer:

-89/126

Step-by-step explanation:

sum of (-4/7) and (7/9)

$-4/7 + 7/9\\= (-36/63) + 49/63\\= (-36 + 49)/63\\= 13/63$

now, subtract 13/63 from (-1/2)

$(-1/2) - 13/63\\= (-63/126) - 26/126\\= (-63 - 26)/126\\= -89/126$