Question

Which phrase describes the solution set to the inequality 18b-5<20b+11

a) all numbers that are less than -8
b) all numbers that greater thank -8
c) all numbers that are less than 8
d) all numbers that are greater than 8

Answer 1

c. all numbers that are less than 8

Explanation:

18b - 5 < 20b + 11

-5 - 11 < 20b - 18b

-16 < -2b

-16/-2 > b

8 > b