x^2+16x+64=100+x^2

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Solution for x^2+16x+64=100+x^2 equation:


Simplifying
x2 + 16x + 64 = 100 + x2

Reorder the terms:
64 + 16x + x2 = 100 + x2

Add '-1x2' to each side of the equation.
64 + 16x + x2 + -1x2 = 100 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
64 + 16x + 0 = 100 + x2 + -1x2
64 + 16x = 100 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
64 + 16x = 100 + 0
64 + 16x = 100

Solving
64 + 16x = 100

Solving for variable 'x'.

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

Add '-64' to each side of the equation.
64 + -64 + 16x = 100 + -64

Combine like terms: 64 + -64 = 0
0 + 16x = 100 + -64
16x = 100 + -64

Combine like terms: 100 + -64 = 36
16x = 36

Divide each side by '16'.
x = 2.25

Simplifying
x = 2.25

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