If x varies directly with y and x = 3.5 when y = 14, find x when y = 18.

It is reported that the wild tiger population has declined by 97% over the last 20 years. There are now 3200 tigers left in the wild. To the nearest thousand, how many wild tigers were there 20 years ago?

It is 1,325 feet from Kinsey's house to her school. Kinsey walks to school each morning and gets a ride home each afternoon. how many feet does Kinsey walk to school

The first step in determining the solution to the system of equations, y = - x2 - 4x - 3 and y = 2x + 5, algebraically is to set the two equations equal as - x2 - 4x - 3 = 2x + 5. What is the next step? Set y = 0 in y = - x2 - 4x - 3.

8. The cost of 2 pounds of coffee is $17.95. To the nearest dollar, what is the cost of 5 pounds of coffee?

What is parallel postulate?

Identify two whole numbers between which the product lies 3*3/4

Let X certain number. What will be twice the number + 4?

Alex has three times as much as Jennifer. Jennifer has $12 less than Shannon. Together they have $91. How much money does Alex have?

Use the system of equations to answer the questions 2x + 3y = 3

Your scores on the first 4 ELA quizzes are:97, 79,91, and 79. If they would like to have an A (90) average after the next quiz, would score would you need to earn?