Answer:

Step-by-step explanation:
Let
represent the length of the rectangle. The width can be represented as
.
The perimeter of a rectangle with lengths
and
is given by
.
Thus, we have:

The width is then
.
Answer:
r = - 7
Step-by-step explanation:
The common ratio r is the ratio of a term to the preceding term, that is
r = 126 ÷ - 18 = - 882 ÷ 126 = - 7
Answer:
has a maximum value
Step-by-step explanation:
.............
Answer:
<h2>

</h2>
Step-by-step explanation:

Write all the numbers above the least common denominator 

Distribute 5 through the parentheses

Collect like terms

Hope this helps...
Good luck on your assignment...