SOLUTION: Explain step-by-step please. 3x^2 + 1 = 58

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Explain step-by-step please. 3x^2 + 1 = 58      Log On


   

Question 1087473: Explain step-by-step please.
3x^2 + 1 = 58
Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.
3x^2 + 1 = 58  ====>  3x^2 = 58 - 1  ====>  3x^2 = 57  ====>  x^2 = 57%2F3  ====>  x^2 = 19  ====>  x = +/- sqrt%2819%29.