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Simplifying
2x(4x + x) = 16
Combine like terms: 4x + x = 5x
2x(5x) = 16
Remove parenthesis around (5x)
2x * 5x = 16
Reorder the terms for easier multiplication:
2 * 5x * x = 16
Multiply 2 * 5
10x * x = 16
Multiply x * x
10x2 = 16
Solving
10x2 = 16
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '10'.
x2 = 1.6
Simplifying
x2 = 1.6
Take the square root of each side:
x = {-1.264911064, 1.264911064}
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