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Simplifying
25x2 + -289 = 0
Reorder the terms:
-289 + 25x2 = 0
Solving
-289 + 25x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '289' to each side of the equation.
-289 + 289 + 25x2 = 0 + 289
Combine like terms: -289 + 289 = 0
0 + 25x2 = 0 + 289
25x2 = 0 + 289
Combine like terms: 0 + 289 = 289
25x2 = 289
Divide each side by '25'.
x2 = 11.56
Simplifying
x2 = 11.56
Take the square root of each side:
x = {-3.4, 3.4}
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