Answer for 15 !

translate the phrase into a variable expression. use the letter d to name the variable. if necessary, use the asterisk ( * ) for multiplication and the slash ( / ) for the division.
product of 86 and the depth of the

The variable expression is given by:

                    86*d

Step-by-step explanation:

We are asked to convert the given phrase into a variable expression.

We are asked to use the letter "d" to denote the variable and "*" sign is used in place of the product or multiplication.

The phrase is:

   ...The product of 86 and the depth of the river...

Let d denote the depth of the river.

Hence, the conversion of the given expression into the  variable form we have:    

                     86*d

.19875994384

step-by-step explanation:

1699/ 8548