Which equation represents a direct linear variation

A. Y=x2

B. Y=2/5x

C. Y=1/x

D. Y=x+3

The lenght of the yard at mario's house is 397 feet. the width of the yard is 162 feet. what is the perimeter of mario's yard?

The regression equation y = 1.3x + 6.8 approximates the number of minutes it takes an employee to drive to work, y, given the number of miles the employee has to drive, x.

What is the square root of 48/192?

How can you isolate the variable x on one side of an inequality

Find the center and radius for the circle, given the equation: x^2+16x+y^2-6y=-12

Find the integers of 181

What's is the expression of 36:9

12 cookies are in a bag. 6 children will share a bag of cookies. The children want to know how many cookies they will each get. Which number sentence would they use to answer the question?

Let y=|sin (x) | then dy/dx =

Louisa has earmarked at most $250,000 for investing in two companies involved in the production of renewable energy: Solaron Corporation and Windmill Corporation.