15d+6-d=2d-6

Solution for 15d+6-d=2d-6 equation:

Simplifying
15d + 6 + -1d = 2d + -6

Reorder the terms:
6 + 15d + -1d = 2d + -6

Combine like terms: 15d + -1d = 14d
6 + 14d = 2d + -6

Reorder the terms:
6 + 14d = -6 + 2d

Solving
6 + 14d = -6 + 2d

Solving for variable 'd'.

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

Add '-2d' to each side of the equation.
6 + 14d + -2d = -6 + 2d + -2d

Combine like terms: 14d + -2d = 12d
6 + 12d = -6 + 2d + -2d

Combine like terms: 2d + -2d = 0
6 + 12d = -6 + 0
6 + 12d = -6

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

Combine like terms: 6 + -6 = 0
0 + 12d = -6 + -6
12d = -6 + -6

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

Divide each side by '12'.
d = -1

Simplifying
d = -1