13=5k-(k+5)

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Solution for 13=5k-(k+5) equation:


Simplifying
13 = 5k + -1(k + 5)

Reorder the terms:
13 = 5k + -1(5 + k)
13 = 5k + (5 * -1 + k * -1)
13 = 5k + (-5 + -1k)

Reorder the terms:
13 = -5 + 5k + -1k

Combine like terms: 5k + -1k = 4k
13 = -5 + 4k

Solving
13 = -5 + 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.
13 + -4k = -5 + 4k + -4k

Combine like terms: 4k + -4k = 0
13 + -4k = -5 + 0
13 + -4k = -5

Add '-13' to each side of the equation.
13 + -13 + -4k = -5 + -13

Combine like terms: 13 + -13 = 0
0 + -4k = -5 + -13
-4k = -5 + -13

Combine like terms: -5 + -13 = -18
-4k = -18

Divide each side by '-4'.
k = 4.5

Simplifying
k = 4.5

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