-45d-30=21

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Solution for -45d-30=21 equation: 


Simplifying
-45d + -30 = 21

Reorder the terms:
-30 + -45d = 21

Solving
-30 + -45d = 21

Solving for variable 'd'.

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

Add '30' to each side of the equation.
-30 + 30 + -45d = 21 + 30

Combine like terms: -30 + 30 = 0
0 + -45d = 21 + 30
-45d = 21 + 30

Combine like terms: 21 + 30 = 51
-45d = 51

Divide each side by '-45'.
d = -1.133333333

Simplifying
d = -1.133333333

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