How do you solve using the square root property $(x + 8)^2 = 81$ ?

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Answer 1 · 2018-03-30T01:16:08

$x= 1$ or $x = -17$ .

Take the square root of both sides.

$sqrt((x+ 8)^2) = +-sqrt(81)$

$x + 8 = +-9$

$x = 1 or -17$

Hopefully this helps!

How do you solve using the square root property (x + 8)^2 = 81(x + 8)^2 = 81?