7d-1=2d+3

Solution for 7d-1=2d+3 equation:

Simplifying
7d + -1 = 2d + 3

Reorder the terms:
-1 + 7d = 2d + 3

Reorder the terms:
-1 + 7d = 3 + 2d

Solving
-1 + 7d = 3 + 2d

Solving for variable 'd'.

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

Add '-2d' to each side of the equation.
-1 + 7d + -2d = 3 + 2d + -2d

Combine like terms: 7d + -2d = 5d
-1 + 5d = 3 + 2d + -2d

Combine like terms: 2d + -2d = 0
-1 + 5d = 3 + 0
-1 + 5d = 3

Add '1' to each side of the equation.
-1 + 1 + 5d = 3 + 1

Combine like terms: -1 + 1 = 0
0 + 5d = 3 + 1
5d = 3 + 1

Combine like terms: 3 + 1 = 4
5d = 4

Divide each side by '5'.
d = 0.8

Simplifying
d = 0.8