S(x)+T(x)+U(x)=(8x^2+4)+(12x^2+5)+(x^2+2)

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Solution for S(x)+T(x)+U(x)=(8x^2+4)+(12x^2+5)+(x^2+2) equation: 


Simplifying
S(x) + T(x) + U(x) = (8x2 + 4) + (12x2 + 5) + (x2 + 2)

Multiply S * x
xS + T(x) + U(x) = (8x2 + 4) + (12x2 + 5) + (x2 + 2)

Multiply T * x
xS + xT + U(x) = (8x2 + 4) + (12x2 + 5) + (x2 + 2)

Multiply U * x
xS + xT + xU = (8x2 + 4) + (12x2 + 5) + (x2 + 2)

Reorder the terms:
xS + xT + xU = (4 + 8x2) + (12x2 + 5) + (x2 + 2)

Remove parenthesis around (4 + 8x2)
xS + xT + xU = 4 + 8x2 + (12x2 + 5) + (x2 + 2)

Reorder the terms:
xS + xT + xU = 4 + 8x2 + (5 + 12x2) + (x2 + 2)

Remove parenthesis around (5 + 12x2)
xS + xT + xU = 4 + 8x2 + 5 + 12x2 + (x2 + 2)

Reorder the terms:
xS + xT + xU = 4 + 8x2 + 5 + 12x2 + (2 + x2)

Remove parenthesis around (2 + x2)
xS + xT + xU = 4 + 8x2 + 5 + 12x2 + 2 + x2

Reorder the terms:
xS + xT + xU = 4 + 5 + 2 + 8x2 + 12x2 + x2

Combine like terms: 4 + 5 = 9
xS + xT + xU = 9 + 2 + 8x2 + 12x2 + x2

Combine like terms: 9 + 2 = 11
xS + xT + xU = 11 + 8x2 + 12x2 + x2

Combine like terms: 8x2 + 12x2 = 20x2
xS + xT + xU = 11 + 20x2 + x2

Combine like terms: 20x2 + x2 = 21x2
xS + xT + xU = 11 + 21x2

Solving
xS + xT + xU = 11 + 21x2

Solving for variable 'x'.

Reorder the terms:
-11 + xS + xT + xU + -21x2 = 11 + 21x2 + -11 + -21x2

Reorder the terms:
-11 + xS + xT + xU + -21x2 = 11 + -11 + 21x2 + -21x2

Combine like terms: 11 + -11 = 0
-11 + xS + xT + xU + -21x2 = 0 + 21x2 + -21x2
-11 + xS + xT + xU + -21x2 = 21x2 + -21x2

Combine like terms: 21x2 + -21x2 = 0
-11 + xS + xT + xU + -21x2 = 0

The solution to this equation could not be determined.

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