Answer:
I really do not know soooooo yeah bye
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The answer to this equation is C.
C. (x + 7)2<span> – 47</span>
<em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em>
<em>Hope</em><em> </em><em>it</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>you</em>
D. 21cm because you divide all sides by 2 then get your slope form and multiply by seven