(4K+7)(3K)=

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Solution for (4K+7)(3K)= equation: 


Simplifying
(4K + 7)(3K) = 0

Reorder the terms:
(7 + 4K)(3K) = 0

Remove parenthesis around (3K)
(7 + 4K) * 3K = 0

Reorder the terms for easier multiplication:
3K(7 + 4K) = 0
(7 * 3K + 4K * 3K) = 0
(21K + 12K2) = 0

Solving
21K + 12K2 = 0

Solving for variable 'K'.

Factor out the Greatest Common Factor (GCF), '3K'.
3K(7 + 4K) = 0

Ignore the factor 3.

Subproblem 1
Set the factor 'K' equal to zero and attempt to solve:

Simplifying
K = 0

Solving
K = 0

Move all terms containing K to the left, all other terms to the right.

Simplifying
K = 0

Subproblem 2
Set the factor '(7 + 4K)' equal to zero and attempt to solve:

Simplifying
7 + 4K = 0

Solving
7 + 4K = 0

Move all terms containing K to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 4K = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 4K = 0 + -7
4K = 0 + -7

Combine like terms: 0 + -7 = -7
4K = -7

Divide each side by '4'.
K = -1.75

Simplifying
K = -1.75
Solution
K = {0, -1.75}

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