(5y^3+2y^2-7y)+(12y^3-4y^2+8)=

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Solution for (5y^3+2y^2-7y)+(12y^3-4y^2+8)= equation: 


Simplifying
(5y3 + 2y2 + -7y) + (12y3 + -4y2 + 8) = 0

Reorder the terms:
(-7y + 2y2 + 5y3) + (12y3 + -4y2 + 8) = 0

Remove parenthesis around (-7y + 2y2 + 5y3)
-7y + 2y2 + 5y3 + (12y3 + -4y2 + 8) = 0

Reorder the terms:
-7y + 2y2 + 5y3 + (8 + -4y2 + 12y3) = 0

Remove parenthesis around (8 + -4y2 + 12y3)
-7y + 2y2 + 5y3 + 8 + -4y2 + 12y3 = 0

Reorder the terms:
8 + -7y + 2y2 + -4y2 + 5y3 + 12y3 = 0

Combine like terms: 2y2 + -4y2 = -2y2
8 + -7y + -2y2 + 5y3 + 12y3 = 0

Combine like terms: 5y3 + 12y3 = 17y3
8 + -7y + -2y2 + 17y3 = 0

Solving
8 + -7y + -2y2 + 17y3 = 0

Solving for variable 'y'.

The solution to this equation could not be determined.

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