Question

Whysudushysususuajsbzgstsysyzyxyzyzusushshshshhshshshshshshshshdhdususududu

Answer 1

b) -6

Explanation:

`2√(10+n) = 4`

Divide both sides by 2

`√(10+n) = 2`

Square both sides of the equation

`10+n=4`

Isolate the variable

`n = 4 - 10`

`4 -10 = - 6`

`n = - 6`