(18z-6)(12z-14)=0

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Solution for (18z-6)(12z-14)=0 equation:


Simplifying
(18z + -6)(12z + -14) = 0

Reorder the terms:
(-6 + 18z)(12z + -14) = 0

Reorder the terms:
(-6 + 18z)(-14 + 12z) = 0

Multiply (-6 + 18z) * (-14 + 12z)
(-6(-14 + 12z) + 18z * (-14 + 12z)) = 0
((-14 * -6 + 12z * -6) + 18z * (-14 + 12z)) = 0
((84 + -72z) + 18z * (-14 + 12z)) = 0
(84 + -72z + (-14 * 18z + 12z * 18z)) = 0
(84 + -72z + (-252z + 216z2)) = 0

Combine like terms: -72z + -252z = -324z
(84 + -324z + 216z2) = 0

Solving
84 + -324z + 216z2 = 0

Solving for variable 'z'.

Factor out the Greatest Common Factor (GCF), '12'.
12(7 + -27z + 18z2) = 0

Factor a trinomial.
12((1 + -3z)(7 + -6z)) = 0

Ignore the factor 12.

Subproblem 1

Set the factor '(1 + -3z)' equal to zero and attempt to solve: Simplifying 1 + -3z = 0 Solving 1 + -3z = 0 Move all terms containing z to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3z = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3z = 0 + -1 -3z = 0 + -1 Combine like terms: 0 + -1 = -1 -3z = -1 Divide each side by '-3'. z = 0.3333333333 Simplifying z = 0.3333333333

Subproblem 2

Set the factor '(7 + -6z)' equal to zero and attempt to solve: Simplifying 7 + -6z = 0 Solving 7 + -6z = 0 Move all terms containing z to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -6z = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -6z = 0 + -7 -6z = 0 + -7 Combine like terms: 0 + -7 = -7 -6z = -7 Divide each side by '-6'. z = 1.166666667 Simplifying z = 1.166666667

Solution

z = {0.3333333333, 1.166666667}

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