Which equation is a direct variation function?

y = x

y = x + 2

y = x2

y = 4

The radius of a quarter circle is 4 miles what is the quarter circle's perimeter

Which of the following is a unit rate? foot per hour gallon per 1 hours feet per 1 inch yard per square foot

Order these numbers from least to greatest. - 14.2, - 14313, 14110, - 202

A rectangular school yard 280 meters by 245 meters is to be fenced. How many meters of fencing will be required to fence it completely

Describe different ways that you can show a story problem

How do you write - 0.6 as a fraction in simplest form

The sum of two numbers is 3. Their difference is - 5. What are the two numbers?

Which are the partial product of 68 * 43

Water flows through a pipe of diameter 4cms with a velocity of 0.5m/s into a tank with a diameter of 1.5m. What will be the height of water in the tank after 1 hour?

Does the equation below represent a relation, a function, both a relation and a function, or neither a relation nor a function? neither a relation nor a function Y=x^2-9x