3d+4-9d+12=0

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Solution for 3d+4-9d+12=0 equation: 


Simplifying
3d + 4 + -9d + 12 = 0

Reorder the terms:
4 + 12 + 3d + -9d = 0

Combine like terms: 4 + 12 = 16
16 + 3d + -9d = 0

Combine like terms: 3d + -9d = -6d
16 + -6d = 0

Solving
16 + -6d = 0

Solving for variable 'd'.

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

Add '-16' to each side of the equation.
16 + -16 + -6d = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -6d = 0 + -16
-6d = 0 + -16

Combine like terms: 0 + -16 = -16
-6d = -16

Divide each side by '-6'.
d = 2.666666667

Simplifying
d = 2.666666667

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