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Simplifying
13x2 + 3 = 2005
Reorder the terms:
3 + 13x2 = 2005
Solving
3 + 13x2 = 2005
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-3' to each side of the equation.
3 + -3 + 13x2 = 2005 + -3
Combine like terms: 3 + -3 = 0
0 + 13x2 = 2005 + -3
13x2 = 2005 + -3
Combine like terms: 2005 + -3 = 2002
13x2 = 2002
Divide each side by '13'.
x2 = 154
Simplifying
x2 = 154
Take the square root of each side:
x = {-12.409673646, 12.409673646}
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