43-3f=f+9

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Solution for 43-3f=f+9 equation:


Simplifying
43 + -3f = f + 9

Reorder the terms:
43 + -3f = 9 + f

Solving
43 + -3f = 9 + f

Solving for variable 'f'.

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

Add '-1f' to each side of the equation.
43 + -3f + -1f = 9 + f + -1f

Combine like terms: -3f + -1f = -4f
43 + -4f = 9 + f + -1f

Combine like terms: f + -1f = 0
43 + -4f = 9 + 0
43 + -4f = 9

Add '-43' to each side of the equation.
43 + -43 + -4f = 9 + -43

Combine like terms: 43 + -43 = 0
0 + -4f = 9 + -43
-4f = 9 + -43

Combine like terms: 9 + -43 = -34
-4f = -34

Divide each side by '-4'.
f = 8.5

Simplifying
f = 8.5

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