Answer: 7.62
Step-by-step explanation:

<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>
I'm not exactly sure of what you mean, but if the number (for example) were 2,3, and 6 you could say 2 and 6 multiply to get 6 and 6 divided by 2 would be 3 and so on. You could do this with any operation. Hope this helps, and sorry if this wasa little unclear.
Hi.
16 + x + 21
Hope I was right in understanding your question.