0.6(6-0.3n)=-2.1

Solution for 0.6(6-0.3n)=-2.1 equation:

Simplifying
0.6(6 + -0.3n) = -2.1
(6 * 0.6 + -0.3n * 0.6) = -2.1
(3.6 + -0.18n) = -2.1

Solving
3.6 + -0.18n = -2.1

Solving for variable 'n'.

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

Add '-3.6' to each side of the equation.
3.6 + -3.6 + -0.18n = -2.1 + -3.6

Combine like terms: 3.6 + -3.6 = 0.0
0.0 + -0.18n = -2.1 + -3.6
-0.18n = -2.1 + -3.6

Combine like terms: -2.1 + -3.6 = -5.7
-0.18n = -5.7

Divide each side by '-0.18'.
n = 31.66666667

Simplifying
n = 31.66666667