Answer:
1820
Step-by-step explanation:
Answer:

Step-by-step explanation:
Substitute the second equation into the first one:

Substitute
into the second equation:


Yes, this is a polynomial. It is an expression containing variables raised to a real number.
In this case, the variables are being raised to the power of one.
The degree of this polynomial, thus, is one.
Answer:
24
Step-by-step explanation:
XW=WY=12
If the opposite angle is 30, the hypotenuse is double the small side.
XZ=XW=2·12=24
Answer:
$13.50
Step-by-step explanation:
<u><em>2 bags of cat food = $4.50</em></u>
<u><em>1 bag of cat food = 2/4.50</em></u>
<u><em>= 2.25</em></u>
<u><em>6 bags of cat food = 2.25*6</em></u>
<u><em>=13.50</em></u>