Solve for z.

z - 12 = - 9

What is 0.2 repeated as a fraction?

Round to two decimal places 40.636

A restaurant chef was ordering supplies. He ordered 4 pounds of beef at 9.25 per pound, 6 pounds of potatoes at $6.96 a pound 5 pounds of carrots at $9.81 per pound. He estimates that this will make 28 meals. If he changes 48.

What is the range for this set of data? 7, 15, 12

Nut C fits on Bolt C. Nut B fits on Bolt B. Nut A fits on Bolt A. Bolt C is larger than Bolt B. Bolt A and Bolt B are exactly the same.

One focus of a hyperbola is located at (-7, 1). One vertex of the hyperbola is located at (-6, 1). The center is (-2, 1). What is the equation of the hyperbola?

If someone who has a job gets 18 hours of free time every month how many years would it take to get a year of free time?

A number multiplied by itself and then by itself again gives - 1,000. What is the number?

Latoya had a large collection of basketball cards. She decided to give half of them to her friend, Erin, and a fourth of them to her brother. She still has 75 cards left. How many cards did she start with?

How do we work out ratio