The measure of kelly's cell phone is 6 in by 8 in. he wants to put it in a special box that cost $30 per square inch. how much will it cost kelly to put his cell phone in a box?

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5