-3f=-9-4f

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Solution for -3f=-9-4f equation: 


Simplifying
-3f = -9 + -4f

Solving
-3f = -9 + -4f

Solving for variable 'f'.

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

Add '4f' to each side of the equation.
-3f + 4f = -9 + -4f + 4f

Combine like terms: -3f + 4f = 1f
1f = -9 + -4f + 4f

Combine like terms: -4f + 4f = 0
1f = -9 + 0
1f = -9

Divide each side by '1'.
f = -9

Simplifying
f = -9

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