18d+6=9d+78

Solution for 18d+6=9d+78 equation:

Simplifying
18d + 6 = 9d + 78

Reorder the terms:
6 + 18d = 9d + 78

Reorder the terms:
6 + 18d = 78 + 9d

Solving
6 + 18d = 78 + 9d

Solving for variable 'd'.

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

Add '-9d' to each side of the equation.
6 + 18d + -9d = 78 + 9d + -9d

Combine like terms: 18d + -9d = 9d
6 + 9d = 78 + 9d + -9d

Combine like terms: 9d + -9d = 0
6 + 9d = 78 + 0
6 + 9d = 78

Add '-6' to each side of the equation.
6 + -6 + 9d = 78 + -6

Combine like terms: 6 + -6 = 0
0 + 9d = 78 + -6
9d = 78 + -6

Combine like terms: 78 + -6 = 72
9d = 72

Divide each side by '9'.
d = 8

Simplifying
d = 8