5f-9=-7

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Solution for 5f-9=-7 equation: 


Simplifying
5f + -9 = -7

Reorder the terms:
-9 + 5f = -7

Solving
-9 + 5f = -7

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 + 5f = -7 + 9

Combine like terms: -9 + 9 = 0
0 + 5f = -7 + 9
5f = -7 + 9

Combine like terms: -7 + 9 = 2
5f = 2

Divide each side by '5'.
f = 0.4

Simplifying
f = 0.4

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