Matt wants to call his mother long distance. the rate is 0.80 for the first three minutes and 0.20 for each additional minute. How long can he talk for 3.00$

The difference between the length L and width W of one face of a box is 4 inches. The face has a perimeter of 52 inches. Find the length and width. (HURRY I NEED THIS DONE NOW!)

Karen missed 9 questions on the math exam. If she missed 20% of the questions, how many questions were on the exam all together?

Explain how an expression becomes a equation?

Which equation represents a line which is parallel to y=0?

The high temperature on Monday was 12°F. The high temperature on Tuesday was - 5°F. How much warmer was the temperature on Monday compared to Tuesday? Monday's temperature was °F warmer than Tuesday's.

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