x^4-12x^3+45x^2-54x-9sqrt(2)-2=0

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Solution for x^4-12x^3+45x^2-54x-9sqrt(2)-2=0 equation:


Simplifying
x4 + -12x3 + 45x2 + -54x + -9sqrt(2) + -2 = 0

Reorder the terms for easier multiplication:
x4 + -12x3 + 45x2 + -54x + -9 * 2qrst + -2 = 0

Multiply -9 * 2
x4 + -12x3 + 45x2 + -54x + -18qrst + -2 = 0

Reorder the terms:
-2 + -18qrst + -54x + 45x2 + -12x3 + x4 = 0

Solving
-2 + -18qrst + -54x + 45x2 + -12x3 + x4 = 0

Solving for variable 'q'.

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

Add '2' to each side of the equation.
-2 + -18qrst + -54x + 45x2 + -12x3 + 2 + x4 = 0 + 2

Reorder the terms:
-2 + 2 + -18qrst + -54x + 45x2 + -12x3 + x4 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -18qrst + -54x + 45x2 + -12x3 + x4 = 0 + 2
-18qrst + -54x + 45x2 + -12x3 + x4 = 0 + 2

Combine like terms: 0 + 2 = 2
-18qrst + -54x + 45x2 + -12x3 + x4 = 2

Add '54x' to each side of the equation.
-18qrst + -54x + 45x2 + -12x3 + 54x + x4 = 2 + 54x

Reorder the terms:
-18qrst + -54x + 54x + 45x2 + -12x3 + x4 = 2 + 54x

Combine like terms: -54x + 54x = 0
-18qrst + 0 + 45x2 + -12x3 + x4 = 2 + 54x
-18qrst + 45x2 + -12x3 + x4 = 2 + 54x

Add '-45x2' to each side of the equation.
-18qrst + 45x2 + -12x3 + -45x2 + x4 = 2 + 54x + -45x2

Reorder the terms:
-18qrst + 45x2 + -45x2 + -12x3 + x4 = 2 + 54x + -45x2

Combine like terms: 45x2 + -45x2 = 0
-18qrst + 0 + -12x3 + x4 = 2 + 54x + -45x2
-18qrst + -12x3 + x4 = 2 + 54x + -45x2

Add '12x3' to each side of the equation.
-18qrst + -12x3 + 12x3 + x4 = 2 + 54x + -45x2 + 12x3

Combine like terms: -12x3 + 12x3 = 0
-18qrst + 0 + x4 = 2 + 54x + -45x2 + 12x3
-18qrst + x4 = 2 + 54x + -45x2 + 12x3

Add '-1x4' to each side of the equation.
-18qrst + x4 + -1x4 = 2 + 54x + -45x2 + 12x3 + -1x4

Combine like terms: x4 + -1x4 = 0
-18qrst + 0 = 2 + 54x + -45x2 + 12x3 + -1x4
-18qrst = 2 + 54x + -45x2 + 12x3 + -1x4

Divide each side by '-18rst'.
q = -0.1111111111r-1s-1t-1 + -3r-1s-1t-1x + 2.5r-1s-1t-1x2 + -0.6666666667r-1s-1t-1x3 + 0.05555555556r-1s-1t-1x4

Simplifying
q = -0.1111111111r-1s-1t-1 + -3r-1s-1t-1x + 2.5r-1s-1t-1x2 + -0.6666666667r-1s-1t-1x3 + 0.05555555556r-1s-1t-1x4

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