(8x^2+7x+9)*(7x^3+9x)=

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Solution for (8x^2+7x+9)*(7x^3+9x)= equation: 


Simplifying
(8x2 + 7x + 9)(7x3 + 9x) = 0

Reorder the terms:
(9 + 7x + 8x2)(7x3 + 9x) = 0

Reorder the terms:
(9 + 7x + 8x2)(9x + 7x3) = 0

Multiply (9 + 7x + 8x2) * (9x + 7x3)
(9(9x + 7x3) + 7x * (9x + 7x3) + 8x2 * (9x + 7x3)) = 0
((9x * 9 + 7x3 * 9) + 7x * (9x + 7x3) + 8x2 * (9x + 7x3)) = 0
((81x + 63x3) + 7x * (9x + 7x3) + 8x2 * (9x + 7x3)) = 0
(81x + 63x3 + (9x * 7x + 7x3 * 7x) + 8x2 * (9x + 7x3)) = 0
(81x + 63x3 + (63x2 + 49x4) + 8x2 * (9x + 7x3)) = 0
(81x + 63x3 + 63x2 + 49x4 + (9x * 8x2 + 7x3 * 8x2)) = 0
(81x + 63x3 + 63x2 + 49x4 + (72x3 + 56x5)) = 0

Reorder the terms:
(81x + 63x2 + 63x3 + 72x3 + 49x4 + 56x5) = 0

Combine like terms: 63x3 + 72x3 = 135x3
(81x + 63x2 + 135x3 + 49x4 + 56x5) = 0

Solving
81x + 63x2 + 135x3 + 49x4 + 56x5 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(81 + 63x + 135x2 + 49x3 + 56x4) = 0


Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
Set the factor '(81 + 63x + 135x2 + 49x3 + 56x4)' equal to zero and attempt to solve:

Simplifying
81 + 63x + 135x2 + 49x3 + 56x4 = 0

Solving
81 + 63x + 135x2 + 49x3 + 56x4 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

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