7(k+4)-5=7+5k

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Solution for 7(k+4)-5=7+5k equation:


Simplifying
7(k + 4) + -5 = 7 + 5k

Reorder the terms:
7(4 + k) + -5 = 7 + 5k
(4 * 7 + k * 7) + -5 = 7 + 5k
(28 + 7k) + -5 = 7 + 5k

Reorder the terms:
28 + -5 + 7k = 7 + 5k

Combine like terms: 28 + -5 = 23
23 + 7k = 7 + 5k

Solving
23 + 7k = 7 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
23 + 7k + -5k = 7 + 5k + -5k

Combine like terms: 7k + -5k = 2k
23 + 2k = 7 + 5k + -5k

Combine like terms: 5k + -5k = 0
23 + 2k = 7 + 0
23 + 2k = 7

Add '-23' to each side of the equation.
23 + -23 + 2k = 7 + -23

Combine like terms: 23 + -23 = 0
0 + 2k = 7 + -23
2k = 7 + -23

Combine like terms: 7 + -23 = -16
2k = -16

Divide each side by '2'.
k = -8

Simplifying
k = -8

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