2x^2+21-11=0

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Solution for 2x^2+21-11=0 equation:


Simplifying
2x2 + 21 + -11 = 0

Reorder the terms:
21 + -11 + 2x2 = 0

Combine like terms: 21 + -11 = 10
10 + 2x2 = 0

Solving
10 + 2x2 = 0

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 2x2 = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 2x2 = 0 + -10
2x2 = 0 + -10

Combine like terms: 0 + -10 = -10
2x2 = -10

Divide each side by '2'.
x2 = -5

Simplifying
x2 = -5

Reorder the terms:
5 + x2 = -5 + 5

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

The solution to this equation could not be determined.

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