Step-by-step Answer
PAGE: 359SET: ExercisesPROBLEM: 10
Please look in your text book for this problem Statement

subtraction property of inequality :For any real numbers a,b and c:If a<b then a-b<b-c

The inequality .

Apply Subtraction property of inequality: Subtract  4 from each side.

              (Additive inverse property: )

                   (Additive identity property: )

                             (Subtract: )

Graph the solution set on a number line

number line diagram inequality x less  than1

Note: A circle means that this point is not included in the solution set.


To check, substitute 0, a number less than 1 in .

                          (Substitue 0 for x )

                         (Add: )

The inequality solution is .


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