<div>Let's work through an example where&nbsp;<span class="ltx_Math" contenteditable="false" data-equation="N\equiv3">\(N\equiv3\)</span>&nbsp;(mod&nbsp;<span class="ltx_Math" contenteditable="false" data-equation="14">\(14\)</span>) and&nbsp;<span class="ltx_Math" contenteditable="false" data-equation="N\equiv7">\(N\equiv7\)</span>&nbsp;(mod&nbsp;<span class="ltx_Math" contenteditable="false" data-equation="19">\(19\)</span>).<br></div>