(3k+12-k)*3=k-(4-k)

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Solution for (3k+12-k)*3=k-(4-k) equation:


Simplifying
(3k + 12 + -1k) * 3 = k + -1(4 + -1k)

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

Combine like terms: 3k + -1k = 2k
(12 + 2k) * 3 = k + -1(4 + -1k)

Reorder the terms for easier multiplication:
3(12 + 2k) = k + -1(4 + -1k)
(12 * 3 + 2k * 3) = k + -1(4 + -1k)
(36 + 6k) = k + -1(4 + -1k)
36 + 6k = k + (4 * -1 + -1k * -1)
36 + 6k = k + (-4 + 1k)

Reorder the terms:
36 + 6k = -4 + k + 1k

Combine like terms: k + 1k = 2k
36 + 6k = -4 + 2k

Solving
36 + 6k = -4 + 2k

Solving for variable 'k'.

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

Add '-2k' to each side of the equation.
36 + 6k + -2k = -4 + 2k + -2k

Combine like terms: 6k + -2k = 4k
36 + 4k = -4 + 2k + -2k

Combine like terms: 2k + -2k = 0
36 + 4k = -4 + 0
36 + 4k = -4

Add '-36' to each side of the equation.
36 + -36 + 4k = -4 + -36

Combine like terms: 36 + -36 = 0
0 + 4k = -4 + -36
4k = -4 + -36

Combine like terms: -4 + -36 = -40
4k = -40

Divide each side by '4'.
k = -10

Simplifying
k = -10

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