Which linear equation approximates the best fit to the data?
a) y=-2x+65
b)y=-5x+100
c)y=-x+68
d) y=-0.5x+55

Which graph represents an even function?

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|

3/4 = c/36 i need with this fraction proble.