Suppose y varies directly with x, and y= 10 when x=-2. What direct variation equation relates x and y? What is the value of y when x=-15. I don't understand how to solve this, can someone explain to me how to get the answer and what it's asking.

Question

mecharv · Answer

It is given y directly varies with x,

also y=10 when x= -2 
So y=-5x is the required equation.

mecharv · Answer

Can you figure out the value of y when x=-15?

fo14 · Answer

ohhhh i think i understand now

mecharv · Answer

Cheers :)

fo14 · Answer

Thanks for explaining it to me!!! :) I would ask my teacher but then i would have to wait longer i appreciate the help.

mecharv · Answer

Anytime