how many integer values t are there for x such that 1 < 3 x + 5 < 17 ?
1 < 3 x + 5 < 17 = > - 4 < 3 x < 12 = > - 4 / 3 < x < 4 x can take integer values t - 10 , 1 , 2 , 3 answer d
add(floor(subtract(divide(subtract(17, 5), 5), divide(subtract(1, 5), 5))), const_2)