6(d+1)-2d=54

Solution for 6(d+1)-2d=54 equation:

Simplifying
6(d + 1) + -2d = 54

Reorder the terms:
6(1 + d) + -2d = 54
(1 * 6 + d * 6) + -2d = 54
(6 + 6d) + -2d = 54

Combine like terms: 6d + -2d = 4d
6 + 4d = 54

Solving
6 + 4d = 54

Solving for variable 'd'.

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

Add '-6' to each side of the equation.
6 + -6 + 4d = 54 + -6

Combine like terms: 6 + -6 = 0
0 + 4d = 54 + -6
4d = 54 + -6

Combine like terms: 54 + -6 = 48
4d = 48

Divide each side by '4'.
d = 12

Simplifying
d = 12