21d+3=-30

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Solution for 21d+3=-30 equation: 


Simplifying
21d + 3 = -30

Reorder the terms:
3 + 21d = -30

Solving
3 + 21d = -30

Solving for variable 'd'.

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

Add '-3' to each side of the equation.
3 + -3 + 21d = -30 + -3

Combine like terms: 3 + -3 = 0
0 + 21d = -30 + -3
21d = -30 + -3

Combine like terms: -30 + -3 = -33
21d = -33

Divide each side by '21'.
d = -1.571428571

Simplifying
d = -1.571428571

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