Question 932948
&#448;1/2 w - 3/4&#448; < 2
-2 < 1/2 w - 3/4 < 2
-1/4 < 1/2 w < 2 3/4
-1/4 < 1/2 w < 11/4
-1/2 <  w < 11/2
w = (-1/2, 11/2) interval notation