(7z+9)(15z-3)(-2+14z)=0

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Solution for (7z+9)(15z-3)(-2+14z)=0 equation: 


Simplifying
(7z + 9)(15z + -3)(-2 + 14z) = 0

Reorder the terms:
(9 + 7z)(15z + -3)(-2 + 14z) = 0

Reorder the terms:
(9 + 7z)(-3 + 15z)(-2 + 14z) = 0

Multiply (9 + 7z) * (-3 + 15z)
(9(-3 + 15z) + 7z * (-3 + 15z))(-2 + 14z) = 0
((-3 * 9 + 15z * 9) + 7z * (-3 + 15z))(-2 + 14z) = 0
((-27 + 135z) + 7z * (-3 + 15z))(-2 + 14z) = 0
(-27 + 135z + (-3 * 7z + 15z * 7z))(-2 + 14z) = 0
(-27 + 135z + (-21z + 105z2))(-2 + 14z) = 0

Combine like terms: 135z + -21z = 114z
(-27 + 114z + 105z2)(-2 + 14z) = 0

Multiply (-27 + 114z + 105z2) * (-2 + 14z)
(-27(-2 + 14z) + 114z * (-2 + 14z) + 105z2 * (-2 + 14z)) = 0
((-2 * -27 + 14z * -27) + 114z * (-2 + 14z) + 105z2 * (-2 + 14z)) = 0
((54 + -378z) + 114z * (-2 + 14z) + 105z2 * (-2 + 14z)) = 0
(54 + -378z + (-2 * 114z + 14z * 114z) + 105z2 * (-2 + 14z)) = 0
(54 + -378z + (-228z + 1596z2) + 105z2 * (-2 + 14z)) = 0
(54 + -378z + -228z + 1596z2 + (-2 * 105z2 + 14z * 105z2)) = 0
(54 + -378z + -228z + 1596z2 + (-210z2 + 1470z3)) = 0

Combine like terms: -378z + -228z = -606z
(54 + -606z + 1596z2 + -210z2 + 1470z3) = 0

Combine like terms: 1596z2 + -210z2 = 1386z2
(54 + -606z + 1386z2 + 1470z3) = 0

Solving
54 + -606z + 1386z2 + 1470z3 = 0

Solving for variable 'z'.

Factor out the Greatest Common Factor (GCF), '6'.
6(9 + -101z + 231z2 + 245z3) = 0

Ignore the factor 6.

Subproblem 1
Set the factor '(9 + -101z + 231z2 + 245z3)' equal to zero and attempt to solve:

Simplifying
9 + -101z + 231z2 + 245z3 = 0

Solving
9 + -101z + 231z2 + 245z3 = 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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