Answer:
1
Step-by-step explanation:
Let
L-------> the length of the rectangle
W------> the width of the rectangle
we know that
the perimeter of the rectangle is equal to
-----> because Tamara's using the whole ribbon
so
-------> equation A
-------> equation B
Substitute equation B in equation A
find the value of L
therefore
the answer is
The system of equations is
To find the x-intercept, make y equal to 0. Then you get (7/2,0)
To find the y-intercept, make x equal to 0. Then you get (0,7)