SOLUTION: Please someone help me with this problem : In solving the equation (x+3)(x-3)- 8, Eric stated that the solution would be x + 3 - -8 - 7x = -11 or (x

SOLUTION: Please someone help me with this problem : In solving the equation (x+3)(x-3)- 8, Eric stated that the solution would be x + 3 - -8 - 7x = -11 or (x - 3) = -8 =7x = -5 Howev

Question 624934: Please someone help me with this problem : In solving the equation (x+3)(x-3)- 8, Eric stated that the solution would be
x + 3 - -8 - 7x = -11
or
(x - 3) = -8 =7x = -5
However, at least one of these solutions fails to work when substituted bach into the original equation. Why is that? Please help Eric solve the problem
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Please someone help me with this problem : In solving the equation (x+3)(x-3)- 8, Eric stated that the solution would be
x + 3 - -8 - 7x = -11
or
(x - 3) = -8 =7x = -5
However, at least one of these solutions fails to work when substituted bach into the original equation. Why is that?
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In solving the equation (x+3)(x-3)- 8,
That's not an equation, there's no equal sign.
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I can't figure out what you mean.
Try again.
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