6=-0.2r

Solution for 6=-0.2r equation:

Simplifying
6 = -0.2r

Solving
6 = -0.2r

Solving for variable 'r'.

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

Add '0.2r' to each side of the equation.
6 + 0.2r = -0.2r + 0.2r

Combine like terms: -0.2r + 0.2r = 0.0
6 + 0.2r = 0.0

Add '-6' to each side of the equation.
6 + -6 + 0.2r = 0.0 + -6

Combine like terms: 6 + -6 = 0
0 + 0.2r = 0.0 + -6
0.2r = 0.0 + -6

Combine like terms: 0.0 + -6 = -6
0.2r = -6

Divide each side by '0.2'.
r = -30

Simplifying
r = -30