7=7+k

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Solution for 7=7+k equation:


Simplifying
7 = 7 + k

Add '-7' to each side of the equation.
7 + -7 = 7 + -7 + k

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

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

Solving
0 = k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
0 + -1k = k + -1k
Remove the zero:
-1k = k + -1k

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

Divide each side by '-1'.
k = 0

Simplifying
k = 0

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