Display strings and variables with the echo command

SUBMITTED BY: henry1874w

DATE: June 4, 2017, 8:03 p.m.

FORMAT: Text only

SIZE: 219 Bytes

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<!DOCTYPE html>
<html>
<body>

<?php
$txt1 = "Learn PHP";
$txt2 = "W3Schools.com";
$x = 5;
$y = 4;

echo "<h2>" . $txt1 . "</h2>";
echo "Study PHP at " . $txt2 . "<br>";
echo $x + $y;
?>

</body>
</html>