help within 30 mins ill upvote

Given below variable named first_name. \[ \text { Sfirst_name }=\text { Bob" ; } \] Please write a PHP statement, which assigns the following content/sentence as a string to variable whose name is message. Customex name is: Bob In your code, you should utilize the given variable above (i.e. use the variable name but not to use the variable value directly), and DO NOT use concatenation operator. Tips: You would need to declaxe and assign a variable named message, and you would also need to utilize an approach other than string concatenation to compose that sentence. You can test your code by echo the varibale smeasage to see if it print the sentence same as above, including the space. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac)