8x^2+11=191+3x^2

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Solution for 8x^2+11=191+3x^2 equation:


Simplifying
8x2 + 11 = 191 + 3x2

Reorder the terms:
11 + 8x2 = 191 + 3x2

Solving
11 + 8x2 = 191 + 3x2

Solving for variable 'x'.

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

Add '-3x2' to each side of the equation.
11 + 8x2 + -3x2 = 191 + 3x2 + -3x2

Combine like terms: 8x2 + -3x2 = 5x2
11 + 5x2 = 191 + 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
11 + 5x2 = 191 + 0
11 + 5x2 = 191

Add '-11' to each side of the equation.
11 + -11 + 5x2 = 191 + -11

Combine like terms: 11 + -11 = 0
0 + 5x2 = 191 + -11
5x2 = 191 + -11

Combine like terms: 191 + -11 = 180
5x2 = 180

Divide each side by '5'.
x2 = 36

Simplifying
x2 = 36

Take the square root of each side:
x = {-6, 6}

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