()jessica purchased a car for d dollars a few years ago. during this time period, the value of her car depreciated. the expression below represents this situation.
d-0.09d
jessica's car depreciated by (blank)% during this time period. an equivalent expression that represents this situation is(blank) .

"Jessica's car depreciated by 9% during this time period. An equivalent expression that represents this situation is 0.91d "

Step-by-step explanation:

The original amount is "d"

and the next term "-0.09d" is the amount of depreciation with respect to d

0.09 * 100 = 9%

Hence, the depreciation rate is 9%

To find an equivalent expression, we simply add/subtract the like terms.

e.g. 5x - 2x = (5-2)x = 3x

So we have:

d - 0.09 d

1d - 0.09d

(1-0.09) d

0.91d

The equivalent expression is

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step-by-step explanation: