The length for the sides of the rug could be 4 feet, 4 feet, and 4 feet.
Variable squared minus negative 2
Your expression would be

because of the order of operations this expression is valid to the world problem
For number 2. The answer is $6.49
Answer:
15
Step-by-step explanation:
first you need to find the LCM (least common multiple) which is 15 so then every 15 days she will have both soccer, dance class and swimming class on the same day