(8x^2+11)-(3x^2-12)=

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Solution for (8x^2+11)-(3x^2-12)= equation:


Simplifying
(8x2 + 11) + -1(3x2 + -12) = 0

Reorder the terms:
(11 + 8x2) + -1(3x2 + -12) = 0

Remove parenthesis around (11 + 8x2)
11 + 8x2 + -1(3x2 + -12) = 0

Reorder the terms:
11 + 8x2 + -1(-12 + 3x2) = 0
11 + 8x2 + (-12 * -1 + 3x2 * -1) = 0
11 + 8x2 + (12 + -3x2) = 0

Reorder the terms:
11 + 12 + 8x2 + -3x2 = 0

Combine like terms: 11 + 12 = 23
23 + 8x2 + -3x2 = 0

Combine like terms: 8x2 + -3x2 = 5x2
23 + 5x2 = 0

Solving
23 + 5x2 = 0

Solving for variable 'x'.

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

Add '-23' to each side of the equation.
23 + -23 + 5x2 = 0 + -23

Combine like terms: 23 + -23 = 0
0 + 5x2 = 0 + -23
5x2 = 0 + -23

Combine like terms: 0 + -23 = -23
5x2 = -23

Divide each side by '5'.
x2 = -4.6

Simplifying
x2 = -4.6

Reorder the terms:
4.6 + x2 = -4.6 + 4.6

Combine like terms: -4.6 + 4.6 = 0.0
4.6 + x2 = 0.0

The solution to this equation could not be determined.

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