Question 22795
Since they are already in {{{y=mx+b}}} form, it will be easy to graph.
In {{{y=mx+b}}} form, 
m is the slope
b is the y-intercept


1. {{{y=(8/7)x}}}
{{{graph(400,400,-10,10,-10,10,(8/7)x)}}}


2. {{{y=-3x+4}}}
{{{graph(400,400,-10,10,-10,10,-3x+4)}}}


Hope this helps!