-2=-f-7

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Solution for -2=-f-7 equation:


Simplifying
-2 = -1f + -7

Reorder the terms:
-2 = -7 + -1f

Solving
-2 = -7 + -1f

Solving for variable 'f'.

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

Add 'f' to each side of the equation.
-2 + f = -7 + -1f + f

Combine like terms: -1f + f = 0
-2 + f = -7 + 0
-2 + f = -7

Add '2' to each side of the equation.
-2 + 2 + f = -7 + 2

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

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

Simplifying
f = -5

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