2d+3=7d-1

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

Simplifying
2d + 3 = 7d + -1

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

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

Solving
3 + 2d = -1 + 7d

Solving for variable 'd'.

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

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

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

Combine like terms: 7d + -7d = 0
3 + -5d = -1 + 0
3 + -5d = -1

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

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

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

Divide each side by '-5'.
d = 0.8

Simplifying
d = 0.8