SOLUTION: x=? in Equation x^2+4=9

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: x=? in Equation x^2+4=9       Log On


   

Question 480470: x=?
in Equation x^2+4=9

Found 2 solutions by Aswathy, mathstutor494:
Answer by Aswathy(23) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+4=9
x^2=9-4
x^2=5
x=+/-sqrt(5)

Answer by mathstutor494(120) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+4=9
x^2 = 9-4
x^2=5
Hence x= +-sqrt(5)