see the attachments below for the steps :)
The simplified expression is as follows:
d(-3x^2 + 9x - 14)
By answering the question and reading the question
To find volume you use the formula length×widght×height
12 × 7 × 17
Which equals 1428
Factor and set each factor equal to zero.
x=5/38
plz mark me as brainliest :)