1-k-k=-1

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Solution for 1-k-k=-1 equation: 


Simplifying
1 + -1k + -1k = -1

Combine like terms: -1k + -1k = -2k
1 + -2k = -1

Solving
1 + -2k = -1

Solving for variable 'k'.

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

Add '-1' to each side of the equation.
1 + -1 + -2k = -1 + -1

Combine like terms: 1 + -1 = 0
0 + -2k = -1 + -1
-2k = -1 + -1

Combine like terms: -1 + -1 = -2
-2k = -2

Divide each side by '-2'.
k = 1

Simplifying
k = 1

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