Question

What should be added to twice the rational number -7/5 to get 3/7?

Answer 1

so you got it? anything else plz tell me

Answer 2

Given that a number should be added to the twice of rational number -7/5 to get 3/7
Let the number be x
As per given
x+2×-7/5=3/7
x-14/5=3/7
x=3/7+14/5
x=(15+98)/35
x=113/35
Therefore the number =113/35