Question

raiz cuadrada de a+2=3

Answer 1

Explicación paso a paso:

$\sqrt{a + 2} = 3$

$a + 2 = 9$

$a = 9 - 2$

$a = 7$

$\sqrt{7 + 2} = 3$

$3 = 3 \\ a = 7$

:)

Answer 2

a+2 = 3
a = 3 - 2
a = 1