30=f-19

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Solution for 30=f-19 equation:


Simplifying
30 = f + -19

Reorder the terms:
30 = -19 + f

Solving
30 = -19 + 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.
30 + -1f = -19 + f + -1f

Combine like terms: f + -1f = 0
30 + -1f = -19 + 0
30 + -1f = -19

Add '-30' to each side of the equation.
30 + -30 + -1f = -19 + -30

Combine like terms: 30 + -30 = 0
0 + -1f = -19 + -30
-1f = -19 + -30

Combine like terms: -19 + -30 = -49
-1f = -49

Divide each side by '-1'.
f = 49

Simplifying
f = 49

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