F(x)=x^3(7x+28)

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Solution for F(x)=x^3(7x+28) equation: 


Simplifying
F(x) = x3(7x + 28)

Multiply F * x
xF = x3(7x + 28)

Reorder the terms:
xF = x3(28 + 7x)
xF = (28 * x3 + 7x * x3)
xF = (28x3 + 7x4)

Solving
xF = 28x3 + 7x4

Solving for variable 'x'.

Reorder the terms:
xF + -28x3 + -7x4 = 28x3 + -28x3 + 7x4 + -7x4

Combine like terms: 28x3 + -28x3 = 0
xF + -28x3 + -7x4 = 0 + 7x4 + -7x4
xF + -28x3 + -7x4 = 7x4 + -7x4

Combine like terms: 7x4 + -7x4 = 0
xF + -28x3 + -7x4 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(F + -28x2 + -7x3) = 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 '(F + -28x2 + -7x3)' equal to zero and attempt to solve:

Simplifying
F + -28x2 + -7x3 = 0

Solving
F + -28x2 + -7x3 = 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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