What is the length of BC in the right triangle below?

Wrote and expression for the difference of p and 4

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

Awater truck is filling a swimming pool the equation that represents this relationship is why equals 19.75 x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool