If a squareroot is multiplied by the same (like your example) it turns the number in squareroot as natural number.
squareroot 13 • 3 squareroot 13 = 13•3= 39
Hope it helps!
#MissionExam001
The answer to this question would be 4
Answer:

Step-by-step explanation:
we know that
The speed is equal to divide the distance by the time
so
The distance is equal to multiply the speed by the time
we have



Convert mixed number to an improper fraction


substitute

Convert to mixed number

Answer: 50 cubic feet
Explanation:
Volume= length•width•height
V = 5ft • 2ft • 5ft = 50
V= 50 cubic feet
Answer:
30
Step-by-step explanation:
3x+x=4x
40+20=60
180-60=120
120/4=30