(11x^2+10)-(9x^2-1)=

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Solution for (11x^2+10)-(9x^2-1)= equation:


Simplifying
(11x2 + 10) + -1(9x2 + -1) = 0

Reorder the terms:
(10 + 11x2) + -1(9x2 + -1) = 0

Remove parenthesis around (10 + 11x2)
10 + 11x2 + -1(9x2 + -1) = 0

Reorder the terms:
10 + 11x2 + -1(-1 + 9x2) = 0
10 + 11x2 + (-1 * -1 + 9x2 * -1) = 0
10 + 11x2 + (1 + -9x2) = 0

Reorder the terms:
10 + 1 + 11x2 + -9x2 = 0

Combine like terms: 10 + 1 = 11
11 + 11x2 + -9x2 = 0

Combine like terms: 11x2 + -9x2 = 2x2
11 + 2x2 = 0

Solving
11 + 2x2 = 0

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 2x2 = 0 + -11

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

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

Divide each side by '2'.
x2 = -5.5

Simplifying
x2 = -5.5

Reorder the terms:
5.5 + x2 = -5.5 + 5.5

Combine like terms: -5.5 + 5.5 = 0.0
5.5 + x2 = 0.0

The solution to this equation could not be determined.

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