SOLUTION: whats the answer to -2x(squared)+ 0.7=-0.3

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: whats the answer to -2x(squared)+ 0.7=-0.3      Log On


   

Question 193770: whats the answer to -2x(squared)+ 0.7=-0.3
Found 2 solutions by checkley77, Mathtut:
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
-2x^2+0.7=-0.3
-2x^2=-.3-.7
-2x^2=-1
x^2=-1/-2
x=sqrt1/2
x=1/4 ans.

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
-2x%5E2%2B.7=-.3
:
-2x%5E2=-1
:
x%5E2=1%2F2
:
x=+ or -sqrt%282%29%2F2