-0.4(y+3)=

Solution for -0.4(y+3)= equation:

Simplifying
-0.4(y + 3) = 0

Reorder the terms:
-0.4(3 + y) = 0
(3 * -0.4 + y * -0.4) = 0
(-1.2 + -0.4y) = 0

Solving
-1.2 + -0.4y = 0

Solving for variable 'y'.

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

Add '1.2' to each side of the equation.
-1.2 + 1.2 + -0.4y = 0 + 1.2

Combine like terms: -1.2 + 1.2 = 0.0
0.0 + -0.4y = 0 + 1.2
-0.4y = 0 + 1.2

Combine like terms: 0 + 1.2 = 1.2
-0.4y = 1.2

Divide each side by '-0.4'.
y = -3

Simplifying
y = -3