(4x^9+9)(x^9+8)=

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Solution for (4x^9+9)(x^9+8)= equation: 


Simplifying
(4x9 + 9)(x9 + 8) = 0

Reorder the terms:
(9 + 4x9)(x9 + 8) = 0

Reorder the terms:
(9 + 4x9)(8 + x9) = 0

Multiply (9 + 4x9) * (8 + x9)
(9(8 + x9) + 4x9 * (8 + x9)) = 0
((8 * 9 + x9 * 9) + 4x9 * (8 + x9)) = 0
((72 + 9x9) + 4x9 * (8 + x9)) = 0
(72 + 9x9 + (8 * 4x9 + x9 * 4x9)) = 0
(72 + 9x9 + (32x9 + 4x18)) = 0

Combine like terms: 9x9 + 32x9 = 41x9
(72 + 41x9 + 4x18) = 0

Solving
72 + 41x9 + 4x18 = 0

Solving for variable 'x'.

Factor a trinomial.
(8 + x9)(9 + 4x9) = 0


Subproblem 1
Set the factor '(8 + x9)' equal to zero and attempt to solve:

Simplifying
8 + x9 = 0

Solving
8 + x9 = 0

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

Add '-8' to each side of the equation.
8 + -8 + x9 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + x9 = 0 + -8
x9 = 0 + -8

Combine like terms: 0 + -8 = -8
x9 = -8

Simplifying
x9 = -8

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

Subproblem 2
Set the factor '(9 + 4x9)' equal to zero and attempt to solve:

Simplifying
9 + 4x9 = 0

Solving
9 + 4x9 = 0

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

Add '-9' to each side of the equation.
9 + -9 + 4x9 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 4x9 = 0 + -9
4x9 = 0 + -9

Combine like terms: 0 + -9 = -9
4x9 = -9

Divide each side by '4'.
x9 = -2.25

Simplifying
x9 = -2.25

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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