18x + 3 squared is 81 what is x?

asked Jun 18, 2021 212k views

5 votes

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2 votes

Answer:

x=1/3

Explanation:

(18x+3)^2=81

square root both sides

18x+3=9

subtract 3 from both sides

18x=6

divide 18 on both sides

x=1/3

Arsalan Ahmed answered Jun 24, 2021

8.2k points

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