18(-f)=91

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Solution for 18(-f)=91 equation:


Simplifying
18(-1f) = 91

Remove parenthesis around (-1f)
18 * -1f = 91

Multiply 18 * -1
-18f = 91

Solving
-18f = 91

Solving for variable 'f'.

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

Divide each side by '-18'.
f = -5.055555556

Simplifying
f = -5.055555556

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