21k-14k+4+2=

Solution for 21k-14k+4+2= equation:

Simplifying
21k + -14k + 4 + 2 = 0

Reorder the terms:
4 + 2 + 21k + -14k = 0

Combine like terms: 4 + 2 = 6
6 + 21k + -14k = 0

Combine like terms: 21k + -14k = 7k
6 + 7k = 0

Solving
6 + 7k = 0

Solving for variable 'k'.

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

Add '-6' to each side of the equation.
6 + -6 + 7k = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 7k = 0 + -6
7k = 0 + -6

Combine like terms: 0 + -6 = -6
7k = -6

Divide each side by '7'.
k = -0.8571428571

Simplifying
k = -0.8571428571