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Simplifying
20x * 3x + 675 = 3300
Reorder the terms for easier multiplication:
20 * 3x * x + 675 = 3300
Multiply 20 * 3
60x * x + 675 = 3300
Multiply x * x
60x2 + 675 = 3300
Reorder the terms:
675 + 60x2 = 3300
Solving
675 + 60x2 = 3300
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-675' to each side of the equation.
675 + -675 + 60x2 = 3300 + -675
Combine like terms: 675 + -675 = 0
0 + 60x2 = 3300 + -675
60x2 = 3300 + -675
Combine like terms: 3300 + -675 = 2625
60x2 = 2625
Divide each side by '60'.
x2 = 43.75
Simplifying
x2 = 43.75
Take the square root of each side:
x = {-6.614378278, 6.614378278}
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