2(3+d-1)=

Solution for 2(3+d-1)= equation:

Simplifying
2(3 + d + -1) = 0

Reorder the terms:
2(3 + -1 + d) = 0

Combine like terms: 3 + -1 = 2
2(2 + d) = 0
(2 * 2 + d * 2) = 0
(4 + 2d) = 0

Solving
4 + 2d = 0

Solving for variable 'd'.

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

Add '-4' to each side of the equation.
4 + -4 + 2d = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 2d = 0 + -4
2d = 0 + -4

Combine like terms: 0 + -4 = -4
2d = -4

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

Simplifying
d = -2