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Simplifying
25x2 + 1 = 9
Reorder the terms:
1 + 25x2 = 9
Solving
1 + 25x2 = 9
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-1' to each side of the equation.
1 + -1 + 25x2 = 9 + -1
Combine like terms: 1 + -1 = 0
0 + 25x2 = 9 + -1
25x2 = 9 + -1
Combine like terms: 9 + -1 = 8
25x2 = 8
Divide each side by '25'.
x2 = 0.32
Simplifying
x2 = 0.32
Take the square root of each side:
x = {-0.565685425, 0.565685425}
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