Question

Which rational number must be added to 3/7 to get - 3/7

Answer 1

Answer:

-6/7

Step-by-step explanation:

Let no. to be added = x

A.T.Q :

3/7 + x = -3/7

x = -3/7-3/7

x = -3-3/7

x = -6/7

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Answer 2

The question can be expressed as :

Let the rational no. be x.

3/7 + x = -3/7

x = -3/7-3/7

7 + x = -7

x = -14

Hence, the rational no. which should be added is -14.

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