(-d+4d)-(d+6)=

Solution for (-d+4d)-(d+6)= equation:

Simplifying
(-1d + 4d) + -1(d + 6) = 0

Combine like terms: -1d + 4d = 3d
(3d) + -1(d + 6) = 0
(3d) + -1(d + 6) = 0

Reorder the terms:
(3d) + -1(6 + d) = 0
(3d) + (6 * -1 + d * -1) = 0
(3d) + (-6 + -1d) = 0

Reorder the terms:
-6 + (3d) + -1d = 0

Combine like terms: (3d) + -1d = 2d
-6 + 2d = 0

Solving
-6 + 2d = 0

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 + 2d = 0 + 6

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

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

Divide each side by '2'.
d = 3

Simplifying
d = 3