(9k-6)(7k-3)=

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Solution for (9k-6)(7k-3)= equation:


Simplifying
(9k + -6)(7k + -3) = 0

Reorder the terms:
(-6 + 9k)(7k + -3) = 0

Reorder the terms:
(-6 + 9k)(-3 + 7k) = 0

Multiply (-6 + 9k) * (-3 + 7k)
(-6(-3 + 7k) + 9k * (-3 + 7k)) = 0
((-3 * -6 + 7k * -6) + 9k * (-3 + 7k)) = 0
((18 + -42k) + 9k * (-3 + 7k)) = 0
(18 + -42k + (-3 * 9k + 7k * 9k)) = 0
(18 + -42k + (-27k + 63k2)) = 0

Combine like terms: -42k + -27k = -69k
(18 + -69k + 63k2) = 0

Solving
18 + -69k + 63k2 = 0

Solving for variable 'k'.

Factor out the Greatest Common Factor (GCF), '3'.
3(6 + -23k + 21k2) = 0

Factor a trinomial.
3((3 + -7k)(2 + -3k)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(3 + -7k)' equal to zero and attempt to solve: Simplifying 3 + -7k = 0 Solving 3 + -7k = 0 Move all terms containing k to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -7k = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -7k = 0 + -3 -7k = 0 + -3 Combine like terms: 0 + -3 = -3 -7k = -3 Divide each side by '-7'. k = 0.4285714286 Simplifying k = 0.4285714286

Subproblem 2

Set the factor '(2 + -3k)' equal to zero and attempt to solve: Simplifying 2 + -3k = 0 Solving 2 + -3k = 0 Move all terms containing k to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3k = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3k = 0 + -2 -3k = 0 + -2 Combine like terms: 0 + -2 = -2 -3k = -2 Divide each side by '-3'. k = 0.6666666667 Simplifying k = 0.6666666667

Solution

k = {0.4285714286, 0.6666666667}

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