2(x^2-3)+5=

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Solution for 2(x^2-3)+5= equation:


Simplifying
2(x2 + -3) + 5 = 0

Reorder the terms:
2(-3 + x2) + 5 = 0
(-3 * 2 + x2 * 2) + 5 = 0
(-6 + 2x2) + 5 = 0

Reorder the terms:
-6 + 5 + 2x2 = 0

Combine like terms: -6 + 5 = -1
-1 + 2x2 = 0

Solving
-1 + 2x2 = 0

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 + 2x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 2x2 = 0 + 1
2x2 = 0 + 1

Combine like terms: 0 + 1 = 1
2x2 = 1

Divide each side by '2'.
x2 = 0.5

Simplifying
x2 = 0.5

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

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