SOLUTION: How can I slove the equation 3x2-8=100

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Question 67736: How can I slove the equation 3x2-8=100
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for x:
3x%5E2-8+=+100 Add 8 to both sides of the equation.
3x%5E2+=+108 Now divide both sides by 3.
x%5E2+=+36 Finally, take the square root of both sides.
sqrt%28x%5E2%29+=+sqrt%2836%29
x+=+6 and x+=+-6