18plusz(-f)=21

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Solution for 18plusz(-f)=21 equation:


Simplifying
18plusz(-1f) = 21

Remove parenthesis around (-1f)
18lpsuz * -1f = 21

Reorder the terms for easier multiplication:
18 * -1lpsuz * f = 21

Multiply 18 * -1
-18lpsuz * f = 21

Multiply lpsuz * f
-18flpsuz = 21

Solving
-18flpsuz = 21

Solving for variable 'f'.

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

Divide each side by '-18lpsuz'.
f = -1.166666667l-1p-1s-1u-1z-1

Simplifying
f = -1.166666667l-1p-1s-1u-1z-1

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