SOLUTION: 81x^4 = (x − 2)^4
I know 81 can be simplified to 3^4, so I'm at (3x)^4 = (x-2)^4
Where do I go from here?
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Question 645050: 81x^4 = (x − 2)^4
I know 81 can be simplified to 3^4, so I'm at (3x)^4 = (x-2)^4
Where do I go from here?
Answer by MathTherapy(10555) (Show Source): You can put this solution on YOUR website!
81x^4 = (x − 2)^4
I know 81 can be simplified to 3^4, so I'm at (3x)^4 = (x-2)^4
Where do I go from here?
, as you stated
Since the exponents are equal, then their bases are equal too. Therefore, we have:
3x = x - 2
3x - x = - 2
2x = - 2
, or
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