0.3d+0.6=-5.1-1.6d

Solution for 0.3d+0.6=-5.1-1.6d equation:

Simplifying
0.3d + 0.6 = -5.1 + -1.6d

Reorder the terms:
0.6 + 0.3d = -5.1 + -1.6d

Solving
0.6 + 0.3d = -5.1 + -1.6d

Solving for variable 'd'.

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

Add '1.6d' to each side of the equation.
0.6 + 0.3d + 1.6d = -5.1 + -1.6d + 1.6d

Combine like terms: 0.3d + 1.6d = 1.9d
0.6 + 1.9d = -5.1 + -1.6d + 1.6d

Combine like terms: -1.6d + 1.6d = 0.0
0.6 + 1.9d = -5.1 + 0.0
0.6 + 1.9d = -5.1

Add '-0.6' to each side of the equation.
0.6 + -0.6 + 1.9d = -5.1 + -0.6

Combine like terms: 0.6 + -0.6 = 0.0
0.0 + 1.9d = -5.1 + -0.6
1.9d = -5.1 + -0.6

Combine like terms: -5.1 + -0.6 = -5.7
1.9d = -5.7

Divide each side by '1.9'.
d = -3

Simplifying
d = -3