Question

Make x the subject of the formula
√a=x−b^2/2c

Answer 1

x =
`√(a)` +
`(b^2)/(2c)`

Explanation:

`√(a)` = x -
`(b^2)/(2c)` ( add
`(b^2)/(2c)` to both sides )

`√(a)` +
`(b^2)/(2c)` = x