9f+3=2f-4

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Solution for 9f+3=2f-4 equation:


Simplifying
9f + 3 = 2f + -4

Reorder the terms:
3 + 9f = 2f + -4

Reorder the terms:
3 + 9f = -4 + 2f

Solving
3 + 9f = -4 + 2f

Solving for variable 'f'.

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

Add '-2f' to each side of the equation.
3 + 9f + -2f = -4 + 2f + -2f

Combine like terms: 9f + -2f = 7f
3 + 7f = -4 + 2f + -2f

Combine like terms: 2f + -2f = 0
3 + 7f = -4 + 0
3 + 7f = -4

Add '-3' to each side of the equation.
3 + -3 + 7f = -4 + -3

Combine like terms: 3 + -3 = 0
0 + 7f = -4 + -3
7f = -4 + -3

Combine like terms: -4 + -3 = -7
7f = -7

Divide each side by '7'.
f = -1

Simplifying
f = -1

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