15+5k=4(-k-3)

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Solution for 15+5k=4(-k-3) equation:


Simplifying
15 + 5k = 4(-1k + -3)

Reorder the terms:
15 + 5k = 4(-3 + -1k)
15 + 5k = (-3 * 4 + -1k * 4)
15 + 5k = (-12 + -4k)

Solving
15 + 5k = -12 + -4k

Solving for variable 'k'.

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

Add '4k' to each side of the equation.
15 + 5k + 4k = -12 + -4k + 4k

Combine like terms: 5k + 4k = 9k
15 + 9k = -12 + -4k + 4k

Combine like terms: -4k + 4k = 0
15 + 9k = -12 + 0
15 + 9k = -12

Add '-15' to each side of the equation.
15 + -15 + 9k = -12 + -15

Combine like terms: 15 + -15 = 0
0 + 9k = -12 + -15
9k = -12 + -15

Combine like terms: -12 + -15 = -27
9k = -27

Divide each side by '9'.
k = -3

Simplifying
k = -3

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