3(k+4)=57

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Solution for 3(k+4)=57 equation: 


Simplifying
3(k + 4) = 57

Reorder the terms:
3(4 + k) = 57
(4 * 3 + k * 3) = 57
(12 + 3k) = 57

Solving
12 + 3k = 57

Solving for variable 'k'.

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

Add '-12' to each side of the equation.
12 + -12 + 3k = 57 + -12

Combine like terms: 12 + -12 = 0
0 + 3k = 57 + -12
3k = 57 + -12

Combine like terms: 57 + -12 = 45
3k = 45

Divide each side by '3'.
k = 15

Simplifying
k = 15

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