2n^3+4n^2-7and-n^3+8n-9=

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Solution for 2n^3+4n^2-7and-n^3+8n-9= equation:


Simplifying
2n3 + 4n2 + -7and + -1n3 + 8n + -9 = 0

Reorder the terms:
-9 + -7adn + 8n + 4n2 + 2n3 + -1n3 = 0

Combine like terms: 2n3 + -1n3 = 1n3
-9 + -7adn + 8n + 4n2 + 1n3 = 0

Solving
-9 + -7adn + 8n + 4n2 + 1n3 = 0

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + -7adn + 8n + 4n2 + 9 + 1n3 = 0 + 9

Reorder the terms:
-9 + 9 + -7adn + 8n + 4n2 + 1n3 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -7adn + 8n + 4n2 + 1n3 = 0 + 9
-7adn + 8n + 4n2 + 1n3 = 0 + 9

Combine like terms: 0 + 9 = 9
-7adn + 8n + 4n2 + 1n3 = 9

Add '-8n' to each side of the equation.
-7adn + 8n + 4n2 + -8n + 1n3 = 9 + -8n

Reorder the terms:
-7adn + 8n + -8n + 4n2 + 1n3 = 9 + -8n

Combine like terms: 8n + -8n = 0
-7adn + 0 + 4n2 + 1n3 = 9 + -8n
-7adn + 4n2 + 1n3 = 9 + -8n

Add '-4n2' to each side of the equation.
-7adn + 4n2 + -4n2 + 1n3 = 9 + -8n + -4n2

Combine like terms: 4n2 + -4n2 = 0
-7adn + 0 + 1n3 = 9 + -8n + -4n2
-7adn + 1n3 = 9 + -8n + -4n2

Add '-1n3' to each side of the equation.
-7adn + 1n3 + -1n3 = 9 + -8n + -4n2 + -1n3

Combine like terms: 1n3 + -1n3 = 0
-7adn + 0 = 9 + -8n + -4n2 + -1n3
-7adn = 9 + -8n + -4n2 + -1n3

Divide each side by '-7dn'.
a = -1.285714286d-1n-1 + 1.142857143d-1 + 0.5714285714d-1n + 0.1428571429d-1n2

Simplifying
a = -1.285714286d-1n-1 + 1.142857143d-1 + 0.5714285714d-1n + 0.1428571429d-1n2

Reorder the terms:
a = 1.142857143d-1 + -1.285714286d-1n-1 + 0.5714285714d-1n + 0.1428571429d-1n2

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