7x^9+7x=21

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Solution for 7x^9+7x=21 equation:


Simplifying
7x9 + 7x = 21

Reorder the terms:
7x + 7x9 = 21

Solving
7x + 7x9 = 21

Solving for variable 'x'.

Reorder the terms:
-21 + 7x + 7x9 = 21 + -21

Combine like terms: 21 + -21 = 0
-21 + 7x + 7x9 = 0

Factor out the Greatest Common Factor (GCF), '7'.
7(-3 + x + x9) = 0

Ignore the factor 7.

Subproblem 1

Set the factor '(-3 + x + x9)' equal to zero and attempt to solve: Simplifying -3 + x + x9 = 0 Solving -3 + x + x9 = 0 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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