Question

Pls help me before brainlly deletes qeustion hurry 10 points for whoever help me

Answer 1

`x=(2)/(7)`

Explanation:

`x^(2)=(4)/(49)`

`√(x^2)=\sqrt{(4)/(49)`

`x=\pm(2)/(7)`

Since we only want the positive value, then
`x=(2)/(7)` is correct.