Question

Betty decides to support local artists by hanging their artwork in her shop. When decorating the coffee shop, Betty comes across the following formula for placing pictures on her walls: 1 third open vertical bar A-12 close vertical bar plus 2 over 3 open vertical bar |a| close vertical bar, where A equals the number of pictures that she would like to hang.

What is the value of this expression when A =9?

Answer 1

(1/3)|A-12| + (2/3) |A|

(1/3)|-3| + (2/3)|3|

1 + 2

Answer 2

(1/3)|-3| + (2/3)|9|

1 + 6