SOLUTION: Please help me... x - sqrt( 4-3x ) = -8 I know I'm supposed to get the radical by itself. But the answer I got differs from the book. Thank you in advance.

Question 348713: Please help me...
x - sqrt( 4-3x ) = -8
I know I'm supposed to get the radical by itself. But the answer I got differs from the book. Thank you in advance.
Found 2 solutions by Fombitz, solver91311:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Two solutions:

.
.
.

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Add to both sides:

Multiply both sides by -1

Square both sides:

Put it in standard form by collecting like terms on the left:

Factor:

Hence, or

Check the answers:

: TRUE

: FALSE. Exclude the extraneous root introduced by squaring the original equation.

John

My calculator said it, I believe it, that settles it

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