What is the equation of the directrix to the right of the center of (x-1) ^2/9 - (y-2) ^2/16 = 1?

Express the answer in decimal format.

x =

The acidity of the water in a swimming pool is considered normal if the average of three pH readings is between 7.2 and 7.8, inclusive. The first two readings for a swimming pool are 7.4 and 7.9.

Sally plans to run 12 miles. She ran 5 1/8 miles and then stopped for a water break. How many miles does Sakky have left to run?

Two coins are tossed and a spinner numbered from 1 to 8 is spun. What is the probability that both coins land heads up and the spinner lands on a number less than 3?

Yolanda purchased a prepaid phone card for $20. Long distance calls cost 14 cents a minute using this card. Yolanda used her card only once to make a long distance call. If the remaining credit on her card is $14.

Claire has 100beads her friend Justyce has 159 times that much beads Claire has. How much beads does Justyce have? How many beads do they have together? Explain your work.

Which explains why the sequence 81, 3, 1/9 ... is arithmetic or geometric?

Olivia purchased a car worth $18,000 in the year 2001. it loses its value by 6% per year. what is the value of the car in 2004

Instructions:Drag each tile to the correct box. The radii of the planets in the solar system are given. Arrange the planets in increasing order by the lengths of their radii. Tiles Saturn: 5.82 * 104 kilometers Mercury: 2.44 * 103 kilometersEarth: 6.

How do you convert 25 miles per hour to meters per minute

Is 0.875 a rational number