3=x+3-5k

Solution for 3=x+3-5k equation:

Simplifying
3 = x + 3 + -5k

Reorder the terms:
3 = 3 + -5k + x

Add '-3' to each side of the equation.
3 + -3 = 3 + -5k + -3 + x

Combine like terms: 3 + -3 = 0
0 = 3 + -5k + -3 + x

Reorder the terms:
0 = 3 + -3 + -5k + x

Combine like terms: 3 + -3 = 0
0 = 0 + -5k + x
0 = -5k + x

Solving
0 = -5k + x

Solving for variable 'k'.

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

Add '5k' to each side of the equation.
0 + 5k = -5k + 5k + x
Remove the zero:
5k = -5k + 5k + x

Combine like terms: -5k + 5k = 0
5k = 0 + x
5k = x

Divide each side by '5'.
k = 0.2x

Simplifying
k = 0.2x