9(k+4)=81

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Solution for 9(k+4)=81 equation: 


Simplifying
9(k + 4) = 81

Reorder the terms:
9(4 + k) = 81
(4 * 9 + k * 9) = 81
(36 + 9k) = 81

Solving
36 + 9k = 81

Solving for variable 'k'.

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

Add '-36' to each side of the equation.
36 + -36 + 9k = 81 + -36

Combine like terms: 36 + -36 = 0
0 + 9k = 81 + -36
9k = 81 + -36

Combine like terms: 81 + -36 = 45
9k = 45

Divide each side by '9'.
k = 5

Simplifying
k = 5

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