d+87=-2d-3

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Solution for d+87=-2d-3 equation:


Simplifying
d + 87 = -2d + -3

Reorder the terms:
87 + d = -2d + -3

Reorder the terms:
87 + d = -3 + -2d

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

Combine like terms: d + 2d = 3d
87 + 3d = -3 + -2d + 2d

Combine like terms: -2d + 2d = 0
87 + 3d = -3 + 0
87 + 3d = -3

Add '-87' to each side of the equation.
87 + -87 + 3d = -3 + -87

Combine like terms: 87 + -87 = 0
0 + 3d = -3 + -87
3d = -3 + -87

Combine like terms: -3 + -87 = -90
3d = -90

Divide each side by '3'.
d = -30

Simplifying
d = -30

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