.2d-1.2=.4d+2

Solution for .2d-1.2=.4d+2 equation:

Simplifying
0.2d + -1.2 = 0.4d + 2

Reorder the terms:
-1.2 + 0.2d = 0.4d + 2

Reorder the terms:
-1.2 + 0.2d = 2 + 0.4d

Solving
-1.2 + 0.2d = 2 + 0.4d

Solving for variable 'd'.

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

Add '-0.4d' to each side of the equation.
-1.2 + 0.2d + -0.4d = 2 + 0.4d + -0.4d

Combine like terms: 0.2d + -0.4d = -0.2d
-1.2 + -0.2d = 2 + 0.4d + -0.4d

Combine like terms: 0.4d + -0.4d = 0.0
-1.2 + -0.2d = 2 + 0.0
-1.2 + -0.2d = 2

Add '1.2' to each side of the equation.
-1.2 + 1.2 + -0.2d = 2 + 1.2

Combine like terms: -1.2 + 1.2 = 0.0
0.0 + -0.2d = 2 + 1.2
-0.2d = 2 + 1.2

Combine like terms: 2 + 1.2 = 3.2
-0.2d = 3.2

Divide each side by '-0.2'.
d = -16

Simplifying
d = -16