3=4f+9

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Solution for 3=4f+9 equation:


Simplifying
3 = 4f + 9

Reorder the terms:
3 = 9 + 4f

Solving
3 = 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.
3 + -4f = 9 + 4f + -4f

Combine like terms: 4f + -4f = 0
3 + -4f = 9 + 0
3 + -4f = 9

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

Combine like terms: 3 + -3 = 0
0 + -4f = 9 + -3
-4f = 9 + -3

Combine like terms: 9 + -3 = 6
-4f = 6

Divide each side by '-4'.
f = -1.5

Simplifying
f = -1.5

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