Since you're adding x feet to the length which is 12 feet:
New area: (12+x)10.5
I can't edit pictures for you so as a result I can't answer it. But label those numbers on the x line and that will be your answer. And OMG your laptop is torn up I tell you TORN.
Answer:
i am going to say number 1 even though they all sound right hope i helped <3
Step-by-step explanation:
are in that situation pls tell me
<em>lol</em><em> </em><em>I'm</em><em> </em><em>i</em><em>n</em><em> </em><em>gra</em><em>de</em><em> </em><em>four</em><em> </em><em>,</em><em> sorry</em><em> </em><em>I </em><em>d</em><em>on't</em><em> know</em>