-f-18=7

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Solution for -f-18=7 equation: 


Simplifying
-1f + -18 = 7

Reorder the terms:
-18 + -1f = 7

Solving
-18 + -1f = 7

Solving for variable 'f'.

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

Add '18' to each side of the equation.
-18 + 18 + -1f = 7 + 18

Combine like terms: -18 + 18 = 0
0 + -1f = 7 + 18
-1f = 7 + 18

Combine like terms: 7 + 18 = 25
-1f = 25

Divide each side by '-1'.
f = -25

Simplifying
f = -25

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