Question

How would I know if a graph is a direct variation?
Can someone please help me?

Answer 1

i don't understand your question

Answer 2

What does a direct variation look like on a graph? @themazinmathmaster

Answer 3

a straight line that crosses the origin

Answer 4

http://www.freemathhelp.com/direct-variation.html

Answer 5

i hope that helps

Answer 6

@themazinmathmaster it does thank you! so the line always has to go through the point 0,0?

Answer 7

yes

Answer 8

oh ok thank you!

Answer 9

why

Answer 10

[for a direct variation y = kx, so y = 0 when x = 0]

Answer 11

y is proportional to x

Answer 12

i was seeing what abby said, hah, nvm