7[k-7]=2[11+k]

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Solution for 7[k-7]=2[11+k] equation:


Simplifying
7[k + -7] = 2[11 + k]

Reorder the terms:
7[-7 + k] = 2[11 + k]
[-7 * 7 + k * 7] = 2[11 + k]
[-49 + 7k] = 2[11 + k]
-49 + 7k = [11 * 2 + k * 2]
-49 + 7k = [22 + 2k]

Solving
-49 + 7k = 22 + 2k

Solving for variable 'k'.

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

Add '-2k' to each side of the equation.
-49 + 7k + -2k = 22 + 2k + -2k

Combine like terms: 7k + -2k = 5k
-49 + 5k = 22 + 2k + -2k

Combine like terms: 2k + -2k = 0
-49 + 5k = 22 + 0
-49 + 5k = 22

Add '49' to each side of the equation.
-49 + 49 + 5k = 22 + 49

Combine like terms: -49 + 49 = 0
0 + 5k = 22 + 49
5k = 22 + 49

Combine like terms: 22 + 49 = 71
5k = 71

Divide each side by '5'.
k = 14.2

Simplifying
k = 14.2

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