Question

Solve 3 sqrtx+4 close sqrt – 2 = 13

Answer 1

is that \[3*\sqrt{x+4} -2 = 13\]?

Answer 2

yeah

Answer 3

okay, so we get
\[3\sqrt{x+4} = 15\]\[\sqrt{x+4} = 5\]\[(\sqrt{x+4})² = 5²\]\[x = 21\]

Answer 4

\[\sqrt[3]{x+4}-2=13\]
\[x+4=15^{3}\]
\[x=15^{3}-4\]
x=3371