Solve the following linear inequality Write answer in interv

Solve the following linear inequality. Write answer in interval notation.

8<7(x1)48<7(x1)4

Select one:

a. (7,11/7]

b. (1/7,11/7)

c. [1/7,11/7]

d. (7,7/11]

e. (1/7,11/7]

Solution

-8<7(x-1)<=4

-8<7x-7<=4

-8+7<7x-7+7<=4+7

-1<7x<=11

-1/7<x<=11/7

(-1/7,11/7]

option c