-d+6=d+84

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Solution for -d+6=d+84 equation:


Simplifying
-1d + 6 = d + 84

Reorder the terms:
6 + -1d = d + 84

Reorder the terms:
6 + -1d = 84 + d

Solving
6 + -1d = 84 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
6 + -1d + -1d = 84 + d + -1d

Combine like terms: -1d + -1d = -2d
6 + -2d = 84 + d + -1d

Combine like terms: d + -1d = 0
6 + -2d = 84 + 0
6 + -2d = 84

Add '-6' to each side of the equation.
6 + -6 + -2d = 84 + -6

Combine like terms: 6 + -6 = 0
0 + -2d = 84 + -6
-2d = 84 + -6

Combine like terms: 84 + -6 = 78
-2d = 78

Divide each side by '-2'.
d = -39

Simplifying
d = -39

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