The inequality is .

Apply addition property of inequality: Add 7 to each side.

               (Apply additive inverse property: )

                     (Apply 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 a number greater than or equal to 25.1 in .

                (Substitute )

                      (Subtract: )

The inequality is true.

The inequality solution set is .