The inequality which expresses the solution to the task is; x < 7.
According to the task content; The sum of 8 and a number is less than 15. Therefore, it follows that;
let
The unknown number = x
sum of 8 and a number:
8 + x
sum of 8 and a number is less than 15:
8 + x < 15
x < 15 -8
x < 7.
Ultimately, the required inequality is; x < 7.
Read more on inequalities;
https://brainly.com/question/24372553
#SPJ1