3(2d-1)-(d-1)=

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

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

Reorder the terms:
3(-1 + 2d) + -1(d + -1) = 0
(-1 * 3 + 2d * 3) + -1(d + -1) = 0
(-3 + 6d) + -1(d + -1) = 0

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

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

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

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

Solving
-2 + 5d = 0

Solving for variable 'd'.

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

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

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

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

Divide each side by '5'.
d = 0.4

Simplifying
d = 0.4