Solution
Let Chrissy's height be represented by h
The product of 9 and Chrissy's height, h, can be expressed as
[tex]9\times h=9h[/tex]Thus, 171 is the product of 9 and Chrissy's height is
[tex]9h=171[/tex]Hence, the sentence in the form of an equation is
[tex]9h=171[/tex]