(7m^3+4m^2-4)+(5m^3-4m+8)=

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Solution for (7m^3+4m^2-4)+(5m^3-4m+8)= equation:


Simplifying
(7m3 + 4m2 + -4) + (5m3 + -4m + 8) = 0

Reorder the terms:
(-4 + 4m2 + 7m3) + (5m3 + -4m + 8) = 0

Remove parenthesis around (-4 + 4m2 + 7m3)
-4 + 4m2 + 7m3 + (5m3 + -4m + 8) = 0

Reorder the terms:
-4 + 4m2 + 7m3 + (8 + -4m + 5m3) = 0

Remove parenthesis around (8 + -4m + 5m3)
-4 + 4m2 + 7m3 + 8 + -4m + 5m3 = 0

Reorder the terms:
-4 + 8 + -4m + 4m2 + 7m3 + 5m3 = 0

Combine like terms: -4 + 8 = 4
4 + -4m + 4m2 + 7m3 + 5m3 = 0

Combine like terms: 7m3 + 5m3 = 12m3
4 + -4m + 4m2 + 12m3 = 0

Solving
4 + -4m + 4m2 + 12m3 = 0

Solving for variable 'm'.

Factor out the Greatest Common Factor (GCF), '4'.
4(1 + -1m + m2 + 3m3) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(1 + -1m + m2 + 3m3)' equal to zero and attempt to solve: Simplifying 1 + -1m + m2 + 3m3 = 0 Solving 1 + -1m + m2 + 3m3 = 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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