SOLUTION: How do I work out 3x squared - 75?

Algebra.Com
Question 856474: How do I work out
3x squared - 75?

Answer by chndnbl(31)   (Show Source): You can put this solution on YOUR website!
3x^2 = 75
x^2 = 75/3
x^2 = 25
x = square root of 25
x= + or - 5

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