Which expression is equivalent to the given question? (10c^6d^-5)(2c^-5d^4)
A. 20c/d
B. 20cd
C. 20/c^30d^20
D. 20c^30d^20

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