3(-7-7k)=0

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Solution for 3(-7-7k)=0 equation: 


Simplifying
3(-7 + -7k) = 0
(-7 * 3 + -7k * 3) = 0
(-21 + -21k) = 0

Solving
-21 + -21k = 0

Solving for variable 'k'.

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

Add '21' to each side of the equation.
-21 + 21 + -21k = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -21k = 0 + 21
-21k = 0 + 21

Combine like terms: 0 + 21 = 21
-21k = 21

Divide each side by '-21'.
k = -1

Simplifying
k = -1

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