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(3x+9)^(5)=32x^(5) Please help find x.
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2 votes
(3x+9)^(5)=32x^(5)
Please help find x.

User Chris Uzdavinis
by
5.0k points

1 Answer

4 votes
Answer:
x = -9

Step-by-step explanation:

(3x + 9)^5 = 32x^5

(3 (x + 3))^5 = 32x^5

3^5 (x + 3)^5 = 32x^5

243(x + 3)^5 = 32x^5

243(x + 3)^5 - 32x^5 = 0

x = -9
User Mike Chess
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