-9-9f=-8f

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Solution for -9-9f=-8f equation:


Simplifying
-9 + -9f = -8f

Solving
-9 + -9f = -8f

Solving for variable 'f'.

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

Add '8f' to each side of the equation.
-9 + -9f + 8f = -8f + 8f

Combine like terms: -9f + 8f = -1f
-9 + -1f = -8f + 8f

Combine like terms: -8f + 8f = 0
-9 + -1f = 0

Add '9' to each side of the equation.
-9 + 9 + -1f = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -1f = 0 + 9
-1f = 0 + 9

Combine like terms: 0 + 9 = 9
-1f = 9

Divide each side by '-1'.
f = -9

Simplifying
f = -9

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