SOLUTION: solve by factoring and using principle of zero product. 5x^2-66=4x^2+5 Am I starting it off correctly 5x^2-66=0 and 4x^2+5=0 then solve for x^2?

Question 268561: solve by factoring and using principle of zero product.
5x^2-66=4x^2+5
Am I starting it off correctly
5x^2-66=0 and 4x^2+5=0 then solve for x^2?

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
5x^2-66=4x^2+5
Am I starting it off correctly
5x^2-66=0 and 4x^2+5=0 then solve for x^2?
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You can't say they're equal to zero, they're not.
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5x^2-66=4x^2+5
x^2 = 71
x = +/- sqrt(71)
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I don't see anything to factor.

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