4-7k-5k=-20

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Solution for 4-7k-5k=-20 equation: 


Simplifying
4 + -7k + -5k = -20

Combine like terms: -7k + -5k = -12k
4 + -12k = -20

Solving
4 + -12k = -20

Solving for variable 'k'.

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

Add '-4' to each side of the equation.
4 + -4 + -12k = -20 + -4

Combine like terms: 4 + -4 = 0
0 + -12k = -20 + -4
-12k = -20 + -4

Combine like terms: -20 + -4 = -24
-12k = -24

Divide each side by '-12'.
k = 2

Simplifying
k = 2

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