2-k=-7(k+4)

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Solution for 2-k=-7(k+4) equation:


Simplifying
2 + -1k = -7(k + 4)

Reorder the terms:
2 + -1k = -7(4 + k)
2 + -1k = (4 * -7 + k * -7)
2 + -1k = (-28 + -7k)

Solving
2 + -1k = -28 + -7k

Solving for variable 'k'.

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

Add '7k' to each side of the equation.
2 + -1k + 7k = -28 + -7k + 7k

Combine like terms: -1k + 7k = 6k
2 + 6k = -28 + -7k + 7k

Combine like terms: -7k + 7k = 0
2 + 6k = -28 + 0
2 + 6k = -28

Add '-2' to each side of the equation.
2 + -2 + 6k = -28 + -2

Combine like terms: 2 + -2 = 0
0 + 6k = -28 + -2
6k = -28 + -2

Combine like terms: -28 + -2 = -30
6k = -30

Divide each side by '6'.
k = -5

Simplifying
k = -5

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