(d-1)+4=-2d

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Solution for (d-1)+4=-2d equation:


Simplifying
(d + -1) + 4 = -2d

Reorder the terms:
(-1 + d) + 4 = -2d

Remove parenthesis around (-1 + d)
-1 + d + 4 = -2d

Reorder the terms:
-1 + 4 + d = -2d

Combine like terms: -1 + 4 = 3
3 + d = -2d

Solving
3 + d = -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.
3 + d + 2d = -2d + 2d

Combine like terms: d + 2d = 3d
3 + 3d = -2d + 2d

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

Add '-3' to each side of the equation.
3 + -3 + 3d = 0 + -3

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

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

Divide each side by '3'.
d = -1

Simplifying
d = -1

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