7d+3d+2d+6=3d

Solution for 7d+3d+2d+6=3d equation:

Simplifying
7d + 3d + 2d + 6 = 3d

Reorder the terms:
6 + 7d + 3d + 2d = 3d

Combine like terms: 7d + 3d = 10d
6 + 10d + 2d = 3d

Combine like terms: 10d + 2d = 12d
6 + 12d = 3d

Solving
6 + 12d = 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
6 + 12d + -3d = 3d + -3d

Combine like terms: 12d + -3d = 9d
6 + 9d = 3d + -3d

Combine like terms: 3d + -3d = 0
6 + 9d = 0

Add '-6' to each side of the equation.
6 + -6 + 9d = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 9d = 0 + -6
9d = 0 + -6

Combine like terms: 0 + -6 = -6
9d = -6

Divide each side by '9'.
d = -0.6666666667

Simplifying
d = -0.6666666667