(5x-4)(5x+4)=25x^2

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Solution for (5x-4)(5x+4)=25x^2 equation: 


Simplifying
(5x + -4)(5x + 4) = 25x2

Reorder the terms:
(-4 + 5x)(5x + 4) = 25x2

Reorder the terms:
(-4 + 5x)(4 + 5x) = 25x2

Multiply (-4 + 5x) * (4 + 5x)
(-4(4 + 5x) + 5x * (4 + 5x)) = 25x2
((4 * -4 + 5x * -4) + 5x * (4 + 5x)) = 25x2
((-16 + -20x) + 5x * (4 + 5x)) = 25x2
(-16 + -20x + (4 * 5x + 5x * 5x)) = 25x2
(-16 + -20x + (20x + 25x2)) = 25x2

Combine like terms: -20x + 20x = 0
(-16 + 0 + 25x2) = 25x2
(-16 + 25x2) = 25x2

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

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

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

Solving
-16 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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