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<html><body><h2>JavaScript Operators</h2><h3>Addition</h3><p>y = 5, calculate x = y + 2:</p><p id="demo"></p><script>let y = 5;let x = y + 2;document.getElementById("demo").innerHTML = x;</script></body><!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_oper_add by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 05 Sep 2022 15:18:27 GMT --></html>