How do you solve $(x + 2) ² = 2(11 + 2x)$ ?

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Answer 1 · 2016-04-01T04:46:47

$x=+-sqrt(18)$

Given -

$(x+2)^2=2(11+2x)$

Simplify

$x^2+4x+4=22+4x$
Take all constants to right hand side and variables to the left hand side
$x^2+4x-4x=22-4$
Simpify
$x^2=18$
$x=+-sqrt(18)$

How do you solve (x + 2) ² = 2(11 + 2x)(x + 2) ² = 2(11 + 2x)?