2(3+d)-1=

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

Simplifying
2(3 + d) + -1 = 0
(3 * 2 + d * 2) + -1 = 0
(6 + 2d) + -1 = 0

Reorder the terms:
6 + -1 + 2d = 0

Combine like terms: 6 + -1 = 5
5 + 2d = 0

Solving
5 + 2d = 0

Solving for variable 'd'.

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

Add '-5' to each side of the equation.
5 + -5 + 2d = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 2d = 0 + -5
2d = 0 + -5

Combine like terms: 0 + -5 = -5
2d = -5

Divide each side by '2'.
d = -2.5

Simplifying
d = -2.5