123=6k+3(5+7)

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Solution for 123=6k+3(5+7) equation: 


Simplifying
123 = 6k + 3(5 + 7)

Combine like terms: 5 + 7 = 12
123 = 6k + 3(12)

Multiply 3 * 12
123 = 6k + 36

Reorder the terms:
123 = 36 + 6k

Solving
123 = 36 + 6k

Solving for variable 'k'.

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

Add '-6k' to each side of the equation.
123 + -6k = 36 + 6k + -6k

Combine like terms: 6k + -6k = 0
123 + -6k = 36 + 0
123 + -6k = 36

Add '-123' to each side of the equation.
123 + -123 + -6k = 36 + -123

Combine like terms: 123 + -123 = 0
0 + -6k = 36 + -123
-6k = 36 + -123

Combine like terms: 36 + -123 = -87
-6k = -87

Divide each side by '-6'.
k = 14.5

Simplifying
k = 14.5

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