-3(3d+2)+6d=-12

Solution for -3(3d+2)+6d=-12 equation:

Simplifying
-3(3d + 2) + 6d = -12

Reorder the terms:
-3(2 + 3d) + 6d = -12
(2 * -3 + 3d * -3) + 6d = -12
(-6 + -9d) + 6d = -12

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

Solving
-6 + -3d = -12

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 + -3d = -12 + 6

Combine like terms: -6 + 6 = 0
0 + -3d = -12 + 6
-3d = -12 + 6

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

Divide each side by '-3'.
d = 2

Simplifying
d = 2