Question

what should be added to twice the rational number -7/3 to get 3/7 ?​

Answer 1

Answer:

Given: Two rational numbers - 7/3 and 3/7 .

To find: number what should be added to twice rational - 7/3 to get 3/7

Solution:

• Let the number added be a.

According to the question, we have:

2(- 7/3) + a = 3/7

- 14/3 + a = 3/7

a = 3/7 + 14/3

a = 9 + 98/21

a = 107/21

Answer:

So the number that must be added to twice rational number - 7/3 to get 3/7 is 107/21

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Answer 2

Answer = 107/21

Step-by-step explanation:

2(-7/3)+x =3/7

-14/3+x =3/7

x =3/7 + 14/3

x =1/21 (9+98)

x = 107/21