Question

what should be subtract from -12/7 to get 13/21​

Answer 1

Answer:

Let the no. to be x

Given no. = -12/7

answer = 13/21

According to Question

-12/7 - x = 13/21

-x = 13/21 +12/7

-x =49 /21

x = -49/21

the correct answer is-49/21

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

let the fraction be x

x-(-12/7)= 13/21

x+12/7=13/21

x= 13/21 - 12/7

x= (13 - 36) / 21

x= - 23/21

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