5d-3f+9f+7d=

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Solution for 5d-3f+9f+7d= equation:


Simplifying
5d + -3f + 9f + 7d = 0

Reorder the terms:
5d + 7d + -3f + 9f = 0

Combine like terms: 5d + 7d = 12d
12d + -3f + 9f = 0

Combine like terms: -3f + 9f = 6f
12d + 6f = 0

Solving
12d + 6f = 0

Solving for variable 'd'.

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

Add '-6f' to each side of the equation.
12d + 6f + -6f = 0 + -6f

Combine like terms: 6f + -6f = 0
12d + 0 = 0 + -6f
12d = 0 + -6f
Remove the zero:
12d = -6f

Divide each side by '12'.
d = -0.5f

Simplifying
d = -0.5f

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