5d-30+9=

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Solution for 5d-30+9= equation:


Simplifying
5d + -30 + 9 = 0

Reorder the terms:
-30 + 9 + 5d = 0

Combine like terms: -30 + 9 = -21
-21 + 5d = 0

Solving
-21 + 5d = 0

Solving for variable 'd'.

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

Add '21' to each side of the equation.
-21 + 21 + 5d = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 5d = 0 + 21
5d = 0 + 21

Combine like terms: 0 + 21 = 21
5d = 21

Divide each side by '5'.
d = 4.2

Simplifying
d = 4.2

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