Select all the expressions that show 3.068 written in expanded form. a. 3 × 1 + 0 × ( 1 10 ) + 6 × ( 1 100 ) + 8 × ( 1 1,000 ) b. 3 × 1 + 6 × ( 1 10 ) + 8 × ( 1 100 ) c. 3 × 1 + 0 × ( 1 10 ) + 68 × ( 1 1,000 ) d. 30 × ( 1 10 ) + 68 × ( 1 100 ) e. 30 × ( 1 10 ) + 6 × ( 1 100 ) + 8 × ( 1 1,000 )

Acable company claims that the average household pays $78 a month for a basic cable plan, but it could differ by as much as $20. write an absolute value inequality to determine the range of basic cable plan costs with this cable company. a. |x − 78| ≥ 20 b. |x − 20| ≥ 78 c. |x − 20| ≤ 78 d. |x − 78| ≤ 20