21s+6=-6s

Solution for 21s+6=-6s equation:

Simplifying
21s + 6 = -6s

Reorder the terms:
6 + 21s = -6s

Solving
6 + 21s = -6s

Solving for variable 's'.

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

Add '6s' to each side of the equation.
6 + 21s + 6s = -6s + 6s

Combine like terms: 21s + 6s = 27s
6 + 27s = -6s + 6s

Combine like terms: -6s + 6s = 0
6 + 27s = 0

Add '-6' to each side of the equation.
6 + -6 + 27s = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 27s = 0 + -6
27s = 0 + -6

Combine like terms: 0 + -6 = -6
27s = -6

Divide each side by '27'.
s = -0.2222222222

Simplifying
s = -0.2222222222