Perimeter of a square = 4s = 20ft
s = 20/4 = 5 feet
New length = 5 + 2 = 7 ft
New width = 5 - 1 = 4ft
New perimeter = 2(7 + 4) = 2(11) = 22ft
Answer:
120 miles
Step-by-step explanation:
Albert travels 40 miles for each hour he drives (units = mph = miles per hour)
If he drives 3 hours at 40 miles per hour...
3 hours x 40 miles / hour = 120 miles
Answer:
-1
i do not remember how to solve this but i just answered a question that had this problem in it on my algebra test and that is the right answer
Answer: School Y has 4 points and School X has 12 points.
Explanation:
Let the number of points School Y has be x
Let the number of points School X has be 3x
According to question, we get

So, the number of point School Y has 4.
and number of points School X has

Hence, School Y has 4 points and School X has 12 points.