Question

Resolva a equação irracional, raiz de x+1=7

Answer 1

Oi, boa tarde!

x + 1 = 7

x = 7 - 1

x = 6.

Answer 2

$\sqrt{x + 1} = 7\\ (\sqrt{x + 1} )^2 = 7^2\\x + 1 = 49\\x = 48$