-20-f=-15

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Solution for -20-f=-15 equation:


Simplifying
-20 + -1f = -15

Solving
-20 + -1f = -15

Solving for variable 'f'.

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

Add '20' to each side of the equation.
-20 + 20 + -1f = -15 + 20

Combine like terms: -20 + 20 = 0
0 + -1f = -15 + 20
-1f = -15 + 20

Combine like terms: -15 + 20 = 5
-1f = 5

Divide each side by '-1'.
f = -5

Simplifying
f = -5

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