8.42=-5.64+(-2)k

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Solution for 8.42=-5.64+(-2)k equation: 


Simplifying
8.42 = -5.64 + (-2) * k

Solving
8.42 = -5.64 + -2k

Solving for variable 'k'.

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

Add '2k' to each side of the equation.
8.42 + 2k = -5.64 + -2k + 2k

Combine like terms: -2k + 2k = 0
8.42 + 2k = -5.64 + 0
8.42 + 2k = -5.64

Add '-8.42' to each side of the equation.
8.42 + -8.42 + 2k = -5.64 + -8.42

Combine like terms: 8.42 + -8.42 = 0.00
0.00 + 2k = -5.64 + -8.42
2k = -5.64 + -8.42

Combine like terms: -5.64 + -8.42 = -14.06
2k = -14.06

Divide each side by '2'.
k = -7.03

Simplifying
k = -7.03

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