k-9-3=12+13

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Solution for k-9-3=12+13 equation: 


Simplifying
k + -9 + -3 = 12 + 13

Reorder the terms:
-9 + -3 + k = 12 + 13

Combine like terms: -9 + -3 = -12
-12 + k = 12 + 13

Combine like terms: 12 + 13 = 25
-12 + k = 25

Solving
-12 + k = 25

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 + k = 25 + 12

Combine like terms: -12 + 12 = 0
0 + k = 25 + 12
k = 25 + 12

Combine like terms: 25 + 12 = 37
k = 37

Simplifying
k = 37

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