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Simplifying
(7x)(7x) = 0
Remove parenthesis around (7x)
7x(7x) = 0
Remove parenthesis around (7x)
7x * 7x = 0
Reorder the terms for easier multiplication:
7 * 7x * x = 0
Multiply 7 * 7
49x * x = 0
Multiply x * x
49x2 = 0
Solving
49x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '49'.
x2 = 0
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
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