Question

What should be added to twice the rational number -3 by 7 to get 1 by 7​

Answer 1

Answer:

4/7

Step-by-step explanation:

let the number be x

-3/7+x=1/7

x=1/7-(-3/7)

x=1/7+3/7

x=4/7

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Answer 2

Answer:

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