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Simplifying
(16x)(9x) = 4000000
Remove parenthesis around (16x)
16x(9x) = 4000000
Remove parenthesis around (9x)
16x * 9x = 4000000
Reorder the terms for easier multiplication:
16 * 9x * x = 4000000
Multiply 16 * 9
144x * x = 4000000
Multiply x * x
144x2 = 4000000
Solving
144x2 = 4000000
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '144'.
x2 = 27777.77778
Simplifying
x2 = 27777.77778
Take the square root of each side:
x = {-166.666666673, 166.666666673}
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