(-5y^4-7y-7)+(7y^3+8y+9)=0

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Solution for (-5y^4-7y-7)+(7y^3+8y+9)=0 equation:


Simplifying
(-5y4 + -7y + -7) + (7y3 + 8y + 9) = 0

Reorder the terms:
(-7 + -7y + -5y4) + (7y3 + 8y + 9) = 0

Remove parenthesis around (-7 + -7y + -5y4)
-7 + -7y + -5y4 + (7y3 + 8y + 9) = 0

Reorder the terms:
-7 + -7y + -5y4 + (9 + 8y + 7y3) = 0

Remove parenthesis around (9 + 8y + 7y3)
-7 + -7y + -5y4 + 9 + 8y + 7y3 = 0

Reorder the terms:
-7 + 9 + -7y + 8y + 7y3 + -5y4 = 0

Combine like terms: -7 + 9 = 2
2 + -7y + 8y + 7y3 + -5y4 = 0

Combine like terms: -7y + 8y = 1y
2 + 1y + 7y3 + -5y4 = 0

Solving
2 + 1y + 7y3 + -5y4 = 0

Solving for variable 'y'.

The solution to this equation could not be determined.

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