Is y=5x+2 proportional or not proportional

If, x2 - 49 = (x+a) (x - a), what is the value of a?

In the figure, a∥e, m∥n, and m∠4 = 112°. What is the m∠5?

Find the volume of a cone with a base radius of 5 in and a height of 9 in. Write the exact volume in terms of it, and be sure to include the correct unit in your answer

Solve the system of equations. 2.5y + 3x = 27 5x - 2.5y = 5 What equation is the result of adding the two equations? What is the solution to the system?

You have 6 liters of paint to share evenly among you and your 4 brothers.

Read and follow the directions below. 1. Imagine a deck of 52 cards, ranging from twos through the face cards to aces, all in four equal suits-hearts, diamonds. clubs. and spades. 2. Remove all of the red suit cards. 3. Add back only the hearts. 4.

A train travels a total of 67km at a constant speed of 110km/h. How long is its journey? Give the answer in minutes and seconds to the nearest second.

Ann took a taxi home from the airport. the taxi fare was 2.10$ per mile, she gave the driver a 5$ tip, Ann paid a total of 49.10$. write an equations to show how many miles (m) she rode i n the taxi

A college conducted a survey to explore the academic interests and achievements of its students. It asked students to place checks beside the numbers of all the statements that were true of them.

Find the average of the list of numbers. - 18, - 29, - 17, - 12