SOLUTION: {{{x^2+6x+8=0 }}} Can you help me solve this please? and Thank you .

SOLUTION: {{{x^2+6x+8=0 }}} Can you help me solve this please? and Thank you .

Algebra.Com

Question 454574:
Can you help me solve this please? and Thank you .
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!

First subtract from both sides

Take 1/2 of the coefficient of ,
square it, and add it to both sides

Note that both sides are now perfect squares
and can be written as:

Take the square root of both sides

1st answer
Note that there is also a negative square root of

2nd answer
Now I can check answers by rewriting the answers as:

These are the factor of the equation, so:

OK

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