d+20=-12-d

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Solution for d+20=-12-d equation:


Simplifying
d + 20 = -12 + -1d

Reorder the terms:
20 + d = -12 + -1d

Solving
20 + d = -12 + -1d

Solving for variable 'd'.

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

Add 'd' to each side of the equation.
20 + d + d = -12 + -1d + d

Combine like terms: d + d = 2d
20 + 2d = -12 + -1d + d

Combine like terms: -1d + d = 0
20 + 2d = -12 + 0
20 + 2d = -12

Add '-20' to each side of the equation.
20 + -20 + 2d = -12 + -20

Combine like terms: 20 + -20 = 0
0 + 2d = -12 + -20
2d = -12 + -20

Combine like terms: -12 + -20 = -32
2d = -32

Divide each side by '2'.
d = -16

Simplifying
d = -16

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