Answer: v=-81.92
Step-by-step explanation:

Multiply both parts of the equation by 8:

The least common multiple is 2. 2 is the highest number that goes in to each of these numbers.
If you would like to know how many feet of fencing does Laurel need in all, you can calculate this using the following steps:
square garden: 4 * 50 feet = 200 feet
3 square rose beds: 3 * 10.5 feet * 4 = 12 * 10.5 feet = 126 feet
200 feet + 126 feet = 326 feet
Laurel will need 326 feet of fencing.