7d-(1-d)=

Solution for 7d-(1-d)= equation:

Simplifying
7d + -1(1 + -1d) = 0
7d + (1 * -1 + -1d * -1) = 0
7d + (-1 + 1d) = 0

Reorder the terms:
-1 + 7d + 1d = 0

Combine like terms: 7d + 1d = 8d
-1 + 8d = 0

Solving
-1 + 8d = 0

Solving for variable 'd'.

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

Add '1' to each side of the equation.
-1 + 1 + 8d = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 8d = 0 + 1
8d = 0 + 1

Combine like terms: 0 + 1 = 1
8d = 1

Divide each side by '8'.
d = 0.125

Simplifying
d = 0.125