7d-2d+1-6=

Solution for 7d-2d+1-6= equation:

Simplifying
7d + -2d + 1 + -6 = 0

Reorder the terms:
1 + -6 + 7d + -2d = 0

Combine like terms: 1 + -6 = -5
-5 + 7d + -2d = 0

Combine like terms: 7d + -2d = 5d
-5 + 5d = 0

Solving
-5 + 5d = 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 + 5d = 0 + 5

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

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

Divide each side by '5'.
d = 1

Simplifying
d = 1