-10d+20=100

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Solution for -10d+20=100 equation: 


Simplifying
-10d + 20 = 100

Reorder the terms:
20 + -10d = 100

Solving
20 + -10d = 100

Solving for variable 'd'.

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

Add '-20' to each side of the equation.
20 + -20 + -10d = 100 + -20

Combine like terms: 20 + -20 = 0
0 + -10d = 100 + -20
-10d = 100 + -20

Combine like terms: 100 + -20 = 80
-10d = 80

Divide each side by '-10'.
d = -8

Simplifying
d = -8

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