-8d+4d=31

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Solution for -8d+4d=31 equation: 


Simplifying
-8d + 4d = 31

Combine like terms: -8d + 4d = -4d
-4d = 31

Solving
-4d = 31

Solving for variable 'd'.

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

Divide each side by '-4'.
d = -7.75

Simplifying
d = -7.75

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