How do you solve $x^2 = 49$ ?

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Answer 1 · 2018-04-25T23:33:49

$x=+-7$

Isolate the variable $x$ :

$x^2=49$

$sqrt(x^2)=sqrt49$

$x=+-7$

Answer 2 · 2018-04-25T23:36:16

$x= +-7$

So what you would do is you would find the square root both sides of the equation

$sqrt49=sqrtx$

which cancels out the $x^2$ , leaving you with

$x = +-7$

How do you solve x^2 = 49x^2 = 49?