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Simplifying
5x2 + 12x2 = 39
Combine like terms: 5x2 + 12x2 = 17x2
17x2 = 39
Solving
17x2 = 39
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '17'.
x2 = 2.294117647
Simplifying
x2 = 2.294117647
Take the square root of each side:
x = {-1.514634493, 1.514634493}
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