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Simplifying
5x2 + 14 = 419
Reorder the terms:
14 + 5x2 = 419
Solving
14 + 5x2 = 419
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-14' to each side of the equation.
14 + -14 + 5x2 = 419 + -14
Combine like terms: 14 + -14 = 0
0 + 5x2 = 419 + -14
5x2 = 419 + -14
Combine like terms: 419 + -14 = 405
5x2 = 405
Divide each side by '5'.
x2 = 81
Simplifying
x2 = 81
Take the square root of each side:
x = {-9, 9}
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