Question

Solve for x.

4x - 4 <8 AND 9x + 5 > 23

Chose 1 answer:
A) 2 3
C) There are no solutions.
D) All values of x are solutions.

Answer 1

C

Explanation:

4 (2) - 4 < 8

4 < 8 (true)

9 (2) + 5 > 23

23 > 23 (not a true statement)

4 (3) - 4 < 8

8 < 8 (not a true statement)

9 (3) + 5 > 23

32 > 23 (true)