30-f=27

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Solution for 30-f=27 equation:


Simplifying
30 + -1f = 27

Solving
30 + -1f = 27

Solving for variable 'f'.

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

Add '-30' to each side of the equation.
30 + -30 + -1f = 27 + -30

Combine like terms: 30 + -30 = 0
0 + -1f = 27 + -30
-1f = 27 + -30

Combine like terms: 27 + -30 = -3
-1f = -3

Divide each side by '-1'.
f = 3

Simplifying
f = 3

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