Answer: 
<u>Turn 12 4/9 into an Improper Fraction</u>
Multiply
and get
. Now add
and get
.

<u>Turn 8 5/6 into an Improper Fraction</u>
Multiply
and get
. Now add
and get
.

<u>Find Common Denominator</u>

Your new problem: 
<u>Subtract</u>
<u></u>
<u></u>
<u></u>
<u>Simplify</u>
<u></u>
<u></u>
Answer:
A
Step-by-step explanation:
The graph decreases to a minimum then turns and increases.
This is a minimum and occurs at the vertex (1, - 4 )
The answer is (2,1). 2*2=4 and 9*1=9. 9+4=13
The answer is 1705 hope this helped
You first have to know how long each bead is and if its inches, centimeters, ect.