x^2-4x+9=25-4x

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Solution for x^2-4x+9=25-4x equation: 


Simplifying
x2 + -4x + 9 = 25 + -4x

Reorder the terms:
9 + -4x + x2 = 25 + -4x

Add '4x' to each side of the equation.
9 + -4x + 4x + x2 = 25 + -4x + 4x

Combine like terms: -4x + 4x = 0
9 + 0 + x2 = 25 + -4x + 4x
9 + x2 = 25 + -4x + 4x

Combine like terms: -4x + 4x = 0
9 + x2 = 25 + 0
9 + x2 = 25

Solving
9 + x2 = 25

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + x2 = 25 + -9

Combine like terms: 9 + -9 = 0
0 + x2 = 25 + -9
x2 = 25 + -9

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

Simplifying
x2 = 16

Take the square root of each side:
x = {-4, 4}

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