-8d+(-28)=-100

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Solution for -8d+(-28)=-100 equation: 


Simplifying
-8d + (-28) = -100
-8d + -28 = -100

Reorder the terms:
-28 + -8d = -100

Solving
-28 + -8d = -100

Solving for variable 'd'.

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

Add '28' to each side of the equation.
-28 + 28 + -8d = -100 + 28

Combine like terms: -28 + 28 = 0
0 + -8d = -100 + 28
-8d = -100 + 28

Combine like terms: -100 + 28 = -72
-8d = -72

Divide each side by '-8'.
d = 9

Simplifying
d = 9

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