The inequality is  .

Apply subtraction property of inequality: Subtract 7 from each side.

               (Additive inverse property: )

                     (Additive identity property: )

                              (Subtract: )

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 5 and less than or equal to 5 in .

                     (Substitute  )

                        (Add: )

The inequality is true.

The inequality solution is .