Answer:
The length of this rectangle is 8m.
Step-by-step explanation:
The problem states that the perimeter of a rectangle is twice the sum of its length and it’s width. So

The problem also states that the perimeter is 22 meters. So:

.
Also, it states that I is the length and it is 2 meters more then twice it’s width. So

What’s its length?








The width is 3m. The length is in function of the width, so:



The length of this rectangle is 8m.
Answer:
57
Step-by-step explanation:
Average = total points / total students
95 = (19×97 + x) / 20
1900 = 1843 + x
x = 57
The lowest the last test score can be for the whole class to average a 95 is 57.
Answer:

Step-by-step explanation:
<u>Step 1: Combine like terms
</u>



Answer:

<u>If needed solve for x</u>



I believe it is 2/12, because they each have a 1/6 probability of rolling a 6.