The difference between five-halves of a number
and 17 is 48.

The required expression is: [tex]| 17 - \frac{5}{2}x|[/tex] = 48What are algebraic expressions ?An algebraic expression (or) a variable expression is a aggregate of phrases through the operations together with addition, subtraction, multiplication, division, etc. For instance, allow us to have a study the expression 5x + 7. Thus, we will say that 5x + 7 is an instance of an algebraic expression.CalculationWords can be expressed algebraically.The algebraic expression is: [tex]| 17 - \frac{5}{2}x|[/tex] = 48Let the number be x.Five-halves of x is: 5/2x So the difference between  and 17 is:5/2x - 17 = 48 or 17 - 5/2x = 48 Combine both expressions [tex]| 17 - \frac{5}{2}x|[/tex] = 48 Hence, the required expression is:  [tex]| 17 - \frac{5}{2}x|[/tex] = 48learn more about algebraic expressions here :brainly.com/question/19258044#SPJ13