The equation is

Apply addition property of inequality: Add 0.1 to each side.

                                         (Additive inverse property: )

                                               (Additive  identity property : )

                                                          (Add: ) 

Graph the solution set on a number line

Note: A dot means that this point is included in the solution set.

Check:

To check, substitute 1.5, a number and less than 1.5, in .

                                              (Substitute )

                                                          (Subtract : )

The inequlity is true.

The inequality solution is .