2-(6k+1)=7[(4k-1)-(k-5)]

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Solution for 2-(6k+1)=7[(4k-1)-(k-5)] equation:


Simplifying
2 + -1(6k + 1) = 7[(4k + -1) + -1(k + -5)]

Reorder the terms:
2 + -1(1 + 6k) = 7[(4k + -1) + -1(k + -5)]
2 + (1 * -1 + 6k * -1) = 7[(4k + -1) + -1(k + -5)]
2 + (-1 + -6k) = 7[(4k + -1) + -1(k + -5)]

Combine like terms: 2 + -1 = 1
1 + -6k = 7[(4k + -1) + -1(k + -5)]

Reorder the terms:
1 + -6k = 7[(-1 + 4k) + -1(k + -5)]

Remove parenthesis around (-1 + 4k)
1 + -6k = 7[-1 + 4k + -1(k + -5)]

Reorder the terms:
1 + -6k = 7[-1 + 4k + -1(-5 + k)]
1 + -6k = 7[-1 + 4k + (-5 * -1 + k * -1)]
1 + -6k = 7[-1 + 4k + (5 + -1k)]

Reorder the terms:
1 + -6k = 7[-1 + 5 + 4k + -1k]

Combine like terms: -1 + 5 = 4
1 + -6k = 7[4 + 4k + -1k]

Combine like terms: 4k + -1k = 3k
1 + -6k = 7[4 + 3k]
1 + -6k = [4 * 7 + 3k * 7]
1 + -6k = [28 + 21k]

Solving
1 + -6k = 28 + 21k

Solving for variable 'k'.

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

Add '-21k' to each side of the equation.
1 + -6k + -21k = 28 + 21k + -21k

Combine like terms: -6k + -21k = -27k
1 + -27k = 28 + 21k + -21k

Combine like terms: 21k + -21k = 0
1 + -27k = 28 + 0
1 + -27k = 28

Add '-1' to each side of the equation.
1 + -1 + -27k = 28 + -1

Combine like terms: 1 + -1 = 0
0 + -27k = 28 + -1
-27k = 28 + -1

Combine like terms: 28 + -1 = 27
-27k = 27

Divide each side by '-27'.
k = -1

Simplifying
k = -1

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