Kelsey must spend less than or equal to $65.
The expression 5.50b+7.5 is correct
Kelsey able to purchase 10 books.
On the end Kelsey can spend $2.50 to purchase small present (calendar or book for notes)
Answer:
A. -4
Explanation:
-4 - 6 = -10
5 (-4+2) = -10
lines with undefined slope are vertical
equation are in form of x constant
through the points ( 3 , -4)
the line is x=3
Answer:

Step-by-step explanation:
we know that
The perimeter of a rectangle is equal to

we know that


substitute

solve for W


