(9x+8)(9x+8)=81x^2+64

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Solution for (9x+8)(9x+8)=81x^2+64 equation:


Simplifying
(9x + 8)(9x + 8) = 81x2 + 64

Reorder the terms:
(8 + 9x)(9x + 8) = 81x2 + 64

Reorder the terms:
(8 + 9x)(8 + 9x) = 81x2 + 64

Multiply (8 + 9x) * (8 + 9x)
(8(8 + 9x) + 9x * (8 + 9x)) = 81x2 + 64
((8 * 8 + 9x * 8) + 9x * (8 + 9x)) = 81x2 + 64
((64 + 72x) + 9x * (8 + 9x)) = 81x2 + 64
(64 + 72x + (8 * 9x + 9x * 9x)) = 81x2 + 64
(64 + 72x + (72x + 81x2)) = 81x2 + 64

Combine like terms: 72x + 72x = 144x
(64 + 144x + 81x2) = 81x2 + 64

Reorder the terms:
64 + 144x + 81x2 = 64 + 81x2

Add '-64' to each side of the equation.
64 + 144x + -64 + 81x2 = 64 + -64 + 81x2

Reorder the terms:
64 + -64 + 144x + 81x2 = 64 + -64 + 81x2

Combine like terms: 64 + -64 = 0
0 + 144x + 81x2 = 64 + -64 + 81x2
144x + 81x2 = 64 + -64 + 81x2

Combine like terms: 64 + -64 = 0
144x + 81x2 = 0 + 81x2
144x + 81x2 = 81x2

Add '-81x2' to each side of the equation.
144x + 81x2 + -81x2 = 81x2 + -81x2

Combine like terms: 81x2 + -81x2 = 0
144x + 0 = 81x2 + -81x2
144x = 81x2 + -81x2

Combine like terms: 81x2 + -81x2 = 0
144x = 0

Solving
144x = 0

Solving for variable 'x'.

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

Divide each side by '144'.
x = 0

Simplifying
x = 0

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