SOLUTION: a=y-x^2 ____ 2 make x the subject of the formula

Algebra ->  Expressions-with-variables -> SOLUTION: a=y-x^2 ____ 2 make x the subject of the formula      Log On


   

Question 282434: a=y-x^2
____
2
make x the subject of the formula
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a=y-(x^2/2)
get x^2 on one side by itself
a-y=-x^2/2
multiply by -2
-2(a-y)=x^2
sqrt(-2(a-y)=x
x=sqrt(2(y-a))
x=-sqrt(2(y-a))