Question

How to solve for x in the equation, `sqrt(x-3)=4` showing the complete solution?

Answer 1

`x = 19`

Explanation:

To find the unknown x, we've to square the both sides. Then, rewriting the equation
`(\sqrt{x-3})^2 = 4^2`
Hence we have
`x-3 = 16`
Solving for x
`x = 19`