25-x^2=16

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Solution for 25-x^2=16 equation: 


Simplifying
25 + -1x2 = 16

Solving
25 + -1x2 = 16

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-25' to each side of the equation.
25 + -25 + -1x2 = 16 + -25

Combine like terms: 25 + -25 = 0
0 + -1x2 = 16 + -25
-1x2 = 16 + -25

Combine like terms: 16 + -25 = -9
-1x2 = -9

Divide each side by '-1'.
x2 = 9

Simplifying
x2 = 9

Take the square root of each side:
x = {-3, 3}

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