kx-3x=

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Solution for kx-3x= equation: 


Simplifying
kx + -3x = 0

Solving
kx + -3x = 0

Solving for variable 'k'.

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

Add '3x' to each side of the equation.
kx + -3x + 3x = 0 + 3x

Combine like terms: -3x + 3x = 0
kx + 0 = 0 + 3x
kx = 0 + 3x
Remove the zero:
kx = 3x

Divide each side by 'x'.
k = 3

Simplifying
k = 3

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