-3(k+5)=(k-1)3

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Solution for -3(k+5)=(k-1)3 equation:


Simplifying
-3(k + 5) = (k + -1) * 3

Reorder the terms:
-3(5 + k) = (k + -1) * 3
(5 * -3 + k * -3) = (k + -1) * 3
(-15 + -3k) = (k + -1) * 3

Reorder the terms:
-15 + -3k = (-1 + k) * 3

Reorder the terms for easier multiplication:
-15 + -3k = 3(-1 + k)
-15 + -3k = (-1 * 3 + k * 3)
-15 + -3k = (-3 + 3k)

Solving
-15 + -3k = -3 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
-15 + -3k + -3k = -3 + 3k + -3k

Combine like terms: -3k + -3k = -6k
-15 + -6k = -3 + 3k + -3k

Combine like terms: 3k + -3k = 0
-15 + -6k = -3 + 0
-15 + -6k = -3

Add '15' to each side of the equation.
-15 + 15 + -6k = -3 + 15

Combine like terms: -15 + 15 = 0
0 + -6k = -3 + 15
-6k = -3 + 15

Combine like terms: -3 + 15 = 12
-6k = 12

Divide each side by '-6'.
k = -2

Simplifying
k = -2

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