(k-1)=7

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Solution for (k-1)=7 equation: 


Simplifying
(k + -1) = 7

Reorder the terms:
(-1 + k) = 7

Remove parenthesis around (-1 + k)
-1 + k = 7

Solving
-1 + k = 7

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 + k = 7 + 1

Combine like terms: -1 + 1 = 0
0 + k = 7 + 1
k = 7 + 1

Combine like terms: 7 + 1 = 8
k = 8

Simplifying
k = 8

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