Question

16 < 3x + 1 < 4

Part 1: Solve the inequality above.
Part 2: Describe the graph of the solution.

Answer 1

Subtract 1 from every side. What are you left with?

Answer 2

15 < 2x + < 3 ?

Answer 3

in the middle part you subtract 1-1

so you are actually left with

15 < 3x < 3

Answer 4

Ohh.

Answer 5

pretty close though so good job. Next is divide all the sides by 3

15/3 < 3x/3 < 3/3

Answer 6

5 < x < 1

That's what you are left with.
Can you describe this?