SOLUTION: 4x^2-200=-20

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Question 216228: 4x^2-200=-20
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
4x^2-200=-20
4x^2=-20+200
4x^2=180
x^2=180/4
x^2=45
x=sqrt45
x=6.7082 ans.