Question

find the length of a rectangular prism having a volume of 2,830.5 cubic meters,width of 18.5 meters, and hieght of 9 meters

Answer 1

The length is - 17
You multiply 18.5 by 9 and use that answer to divide by the volume

Answer 2

Well the formula for Volume of a Rectangular Prism is {Length x Width x Height = Volume}

So we know 18.5 x 9 x Length = 2,830.5

Divide by 18.5 and 9 and you are left with the length of 17 xD