x^2*20+5=15

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Solution for x^2*20+5=15 equation:


Simplifying
x2 * 20 + 5 = 15

Reorder the terms for easier multiplication:
20x2 + 5 = 15

Reorder the terms:
5 + 20x2 = 15

Solving
5 + 20x2 = 15

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + -5 + 20x2 = 15 + -5

Combine like terms: 5 + -5 = 0
0 + 20x2 = 15 + -5
20x2 = 15 + -5

Combine like terms: 15 + -5 = 10
20x2 = 10

Divide each side by '20'.
x2 = 0.5

Simplifying
x2 = 0.5

Take the square root of each side:
x = {-0.707106781, 0.707106781}

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