-(-9+k)=15

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Solution for -(-9+k)=15 equation: 


Simplifying
-1(-9 + k) = 15
(-9 * -1 + k * -1) = 15
(9 + -1k) = 15

Solving
9 + -1k = 15

Solving for variable 'k'.

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

Add '-9' to each side of the equation.
9 + -9 + -1k = 15 + -9

Combine like terms: 9 + -9 = 0
0 + -1k = 15 + -9
-1k = 15 + -9

Combine like terms: 15 + -9 = 6
-1k = 6

Divide each side by '-1'.
k = -6

Simplifying
k = -6

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