7k-12-8k=-28

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Solution for 7k-12-8k=-28 equation: 


Simplifying
7k + -12 + -8k = -28

Reorder the terms:
-12 + 7k + -8k = -28

Combine like terms: 7k + -8k = -1k
-12 + -1k = -28

Solving
-12 + -1k = -28

Solving for variable 'k'.

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

Add '12' to each side of the equation.
-12 + 12 + -1k = -28 + 12

Combine like terms: -12 + 12 = 0
0 + -1k = -28 + 12
-1k = -28 + 12

Combine like terms: -28 + 12 = -16
-1k = -16

Divide each side by '-1'.
k = 16

Simplifying
k = 16

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