Find the value of y for a given value of x, if y varies directly with x.
If y= -252 when x=84, what is y when x= 74?
y = kx
so, y/x = k, a constant.
So, you want y such that
y/74 = -252/84
If y= -252 when x=84, what is y when x= 74?
so, y/x = k, a constant.
So, you want y such that
y/74 = -252/84