6k+5(k-2)=78

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Solution for 6k+5(k-2)=78 equation:


Simplifying
6k + 5(k + -2) = 78

Reorder the terms:
6k + 5(-2 + k) = 78
6k + (-2 * 5 + k * 5) = 78
6k + (-10 + 5k) = 78

Reorder the terms:
-10 + 6k + 5k = 78

Combine like terms: 6k + 5k = 11k
-10 + 11k = 78

Solving
-10 + 11k = 78

Solving for variable 'k'.

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

Add '10' to each side of the equation.
-10 + 10 + 11k = 78 + 10

Combine like terms: -10 + 10 = 0
0 + 11k = 78 + 10
11k = 78 + 10

Combine like terms: 78 + 10 = 88
11k = 88

Divide each side by '11'.
k = 8

Simplifying
k = 8

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