There no other figure but can take a property that is linear pair or linear pair axiom
<span><span>36x</span>−<span><span><span>8<span>y2 </span></span></span><span><span>x=3 and </span><span>y=<span>−6</span></span></span></span></span><span><span><span>(36)</span><span>(3)</span></span>−<span>8<span><span>(<span>−6</span>)</span>2</span></span></span><span>=<span>−180</span></span>
The answer is -2x^2-16x+8