7k-8+2(k+12)=61

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Solution for 7k-8+2(k+12)=61 equation:


Simplifying
7k + -8 + 2(k + 12) = 61

Reorder the terms:
7k + -8 + 2(12 + k) = 61
7k + -8 + (12 * 2 + k * 2) = 61
7k + -8 + (24 + 2k) = 61

Reorder the terms:
-8 + 24 + 7k + 2k = 61

Combine like terms: -8 + 24 = 16
16 + 7k + 2k = 61

Combine like terms: 7k + 2k = 9k
16 + 9k = 61

Solving
16 + 9k = 61

Solving for variable 'k'.

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

Add '-16' to each side of the equation.
16 + -16 + 9k = 61 + -16

Combine like terms: 16 + -16 = 0
0 + 9k = 61 + -16
9k = 61 + -16

Combine like terms: 61 + -16 = 45
9k = 45

Divide each side by '9'.
k = 5

Simplifying
k = 5

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