8-4*k=40

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Solution for 8-4*k=40 equation: 


Simplifying
8 + -4k = 40

Solving
8 + -4k = 40

Solving for variable 'k'.

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

Add '-8' to each side of the equation.
8 + -8 + -4k = 40 + -8

Combine like terms: 8 + -8 = 0
0 + -4k = 40 + -8
-4k = 40 + -8

Combine like terms: 40 + -8 = 32
-4k = 32

Divide each side by '-4'.
k = -8

Simplifying
k = -8

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