Math, asked by aravg122003, 3 months ago

evaluate:- -5/7÷[{1/7-(-12)}×21]

Answers

Answered by ahmadtausif2004

0

Answer:

6/7 -1 +(-7/9)+(-12/7)+19/21

= 6/7 -1/7 -7/9 -12/7 -19/21

= -7/7 -7/9 +19/21

taking LCM

= (-63 -49 +57)/63

= (-112 +57)/63

= 55/63

Step-by-step explanation:

THANKS

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