Question

what number should be added to -2 upon 3 to get -1 upon 7?​

Answer 1

Answer:

let the number to be added be'x'

so according to question,

-2/3+x= -1/7

x= -1/7+2/3

x= 11/21

hope it helps you

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Answer 2

Answer:

Step-by-step explanation:

Here is your answer

We can consider the unknown number x..

So the equation stands

-2/3+x=-1/7

On solving for x by using the transposition method we get

x=-1/7+2/3

x=0.523