3(4k+7)-1=

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Solution for 3(4k+7)-1= equation:


Simplifying
3(4k + 7) + -1 = 0

Reorder the terms:
3(7 + 4k) + -1 = 0
(7 * 3 + 4k * 3) + -1 = 0
(21 + 12k) + -1 = 0

Reorder the terms:
21 + -1 + 12k = 0

Combine like terms: 21 + -1 = 20
20 + 12k = 0

Solving
20 + 12k = 0

Solving for variable 'k'.

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

Add '-20' to each side of the equation.
20 + -20 + 12k = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 12k = 0 + -20
12k = 0 + -20

Combine like terms: 0 + -20 = -20
12k = -20

Divide each side by '12'.
k = -1.666666667

Simplifying
k = -1.666666667

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