(0.4+1.1c)(3)=

Solution for (0.4+1.1c)(3)= equation:

Simplifying
(0.4 + 1.1c)(3) = 0

Reorder the terms for easier multiplication:
3(0.4 + 1.1c) = 0
(0.4 * 3 + 1.1c * 3) = 0
(1.2 + 3.3c) = 0

Solving
1.2 + 3.3c = 0

Solving for variable 'c'.

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

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 3.3c = 0 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 3.3c = 0 + -1.2
3.3c = 0 + -1.2

Combine like terms: 0 + -1.2 = -1.2
3.3c = -1.2

Divide each side by '3.3'.
c = -0.3636363636

Simplifying
c = -0.3636363636