-3(6+k)=-87

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Solution for -3(6+k)=-87 equation: 


Simplifying
-3(6 + k) = -87
(6 * -3 + k * -3) = -87
(-18 + -3k) = -87

Solving
-18 + -3k = -87

Solving for variable 'k'.

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

Add '18' to each side of the equation.
-18 + 18 + -3k = -87 + 18

Combine like terms: -18 + 18 = 0
0 + -3k = -87 + 18
-3k = -87 + 18

Combine like terms: -87 + 18 = -69
-3k = -69

Divide each side by '-3'.
k = 23

Simplifying
k = 23

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