(2x-5x)(2x+5x)=

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


Simplifying
(2x + -5x)(2x + 5x) = 0

Combine like terms: 2x + -5x = -3x
(-3x)(2x + 5x) = 0

Remove parenthesis around (-3x)
-3x(2x + 5x) = 0

Combine like terms: 2x + 5x = 7x
-3x(7x) = 0

Remove parenthesis around (7x)
-3x * 7x = 0

Reorder the terms for easier multiplication:
-3 * 7x * x = 0

Multiply -3 * 7
-21x * x = 0

Multiply x * x
-21x2 = 0

Solving
-21x2 = 0

Solving for variable 'x'.

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

Divide each side by '-21'.
x2 = 0

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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