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The word $\"\"$ of $\"\"$ indicates multiplication and the symbol is ( $\"\"$ ).

The symbol of word is $\"\"$ equals $\"\"$ ( $\"\"$ ).

Let x is an un known number.

The word $\"\"$ Five fifths is equal to ten sixteenth of a number x $\"\"$ represents $\"\"$ . $\"\"$

The equation is $\"\"$ .

Apply multiplication property of equality: If $\"\"$ , then $\"\"$ .

Multiply each side by negative $\"\"$ .

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Apply commutative property of multiplication: $\"\"$ .

$\"\"$

Cancel common terms.

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The number $\"\"$ .