2d-3f-9+-d-d=

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Solution for 2d-3f-9+-d-d= equation:


Simplifying
2d + -3f + -9 + -1d + -1d = 0

Reorder the terms:
-9 + 2d + -1d + -1d + -3f = 0

Combine like terms: 2d + -1d = 1d
-9 + 1d + -1d + -3f = 0

Combine like terms: 1d + -1d = 0
-9 + 0 + -3f = 0
-9 + -3f = 0

Solving
-9 + -3f = 0

Solving for variable 'f'.

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

Add '9' to each side of the equation.
-9 + 9 + -3f = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -3f = 0 + 9
-3f = 0 + 9

Combine like terms: 0 + 9 = 9
-3f = 9

Divide each side by '-3'.
f = -3

Simplifying
f = -3

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